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PHP programming PHP programming code example to obtain the content of excel document

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Release： 2016-07-29 08:45:52
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1. readexcel.system.php

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/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* A class for reading Microsoft Excel Spreadsheets.
*
* Originally developed by Vadim Tkachenko under the name PHPExcelReader.
* (http://sourceforge.net/projects/phpexcelreader)
* Based on the Java version by Andy Khan (http://www.3ppt.com). Now
* maintained by David Sanders. Reads only Biff 7 and Biff 8 formats.
*
* PHP versions 4 and 5
*
* LICENSE: This source file is subject to version 3.0 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_0.txt. If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to license@php.net so we can mail you a copy immediately.
*
* @category Spreadsheet
* @package Spreadsheet_Excel_Reader
* @author Vadim Tkachenko
* @license http://www.php.net/license/3_0.txt PHP License 3.0
* @version CVS: $Id: reader.php 19 2007-03-13 12:42:41Z shangxiao $
* @link http://pear.php.net/package/Spreadsheet_Excel_Reader
* @see OLE, Spreadsheet_Excel_Writer
*/
//require_once 'PEAR.php';
//require_once 'oleread.php';
//oleread.php的内容start=======================================================================================================
define('NUM_BIG_BLOCK_DEPOT_BLOCKS_POS', 0x2c);
define('SMALL_BLOCK_DEPOT_BLOCK_POS', 0x3c);
define('ROOT_START_BLOCK_POS', 0x30);
define('BIG_BLOCK_SIZE', 0x200);
define('SMALL_BLOCK_SIZE', 0x40);
define('EXTENSION_BLOCK_POS', 0x44);
define('NUM_EXTENSION_BLOCK_POS', 0x48);
define('PROPERTY_STORAGE_BLOCK_SIZE', 0x80);
define('BIG_BLOCK_DEPOT_BLOCKS_POS', 0x4c);
define('SMALL_BLOCK_THRESHOLD', 0x1000);
// property storage offsets
define('SIZE_OF_NAME_POS', 0x40);
define('TYPE_POS', 0x42);
define('START_BLOCK_POS', 0x74);
define('SIZE_POS', 0x78);
define('IDENTIFIER_OLE', pack("CCCCCCCC",0xd0,0xcf,0x11,0xe0,0xa1,0xb1,0x1a,0xe1));
//echo 'ROOT_START_BLOCK_POS = '.ROOT_START_BLOCK_POS."n";
//echo bin2hex($data[ROOT_START_BLOCK_POS])."n";
//echo "a=";
//echo $data[ROOT_START_BLOCK_POS];
//function log
function GetInt4d($data, $pos)
{
$value = ord($data[$pos]) | (ord($data[$pos+1]) << 8) | (ord($data[$pos+2]) << 16) | (ord($data[$pos+3]) << 24);
if ($value>=4294967294)
{
$value=-2;
}
return $value;
}
class OLERead {
var $data = '';
function OLERead(){
}
function read($sFileName){
// check if file exist and is readable (Darko Miljanovic)
if(!is_readable($sFileName)) {
$this->error = 1;
return false;
}
$this->data = @file_get_contents($sFileName);
if (!$this->data) {
$this->error = 1;
return false;
}
//echo IDENTIFIER_OLE;
//echo 'start';
if (substr($this->data, 0, 8) != IDENTIFIER_OLE) {
$this->error = 1;
return false;
}
$this->numBigBlockDepotBlocks = GetInt4d($this->data, NUM_BIG_BLOCK_DEPOT_BLOCKS_POS);
$this->sbdStartBlock = GetInt4d($this->data, SMALL_BLOCK_DEPOT_BLOCK_POS);
$this->rootStartBlock = GetInt4d($this->data, ROOT_START_BLOCK_POS);
$this->extensionBlock = GetInt4d($this->data, EXTENSION_BLOCK_POS);
$this->numExtensionBlocks = GetInt4d($this->data, NUM_EXTENSION_BLOCK_POS);
/*
echo $this->numBigBlockDepotBlocks." ";
echo $this->sbdStartBlock." ";
echo $this->rootStartBlock." ";
echo $this->extensionBlock." ";
echo $this->numExtensionBlocks." ";
*/
//echo "sbdStartBlock = $this->sbdStartBlockn";
$bigBlockDepotBlocks = array();
$pos = BIG_BLOCK_DEPOT_BLOCKS_POS;
// echo "pos = $pos";
$bbdBlocks = $this->numBigBlockDepotBlocks;
if ($this->numExtensionBlocks != 0) {
$bbdBlocks = (BIG_BLOCK_SIZE - BIG_BLOCK_DEPOT_BLOCKS_POS)/4;
}
for ($i = 0; $i < $bbdBlocks; $i++) {
$bigBlockDepotBlocks[$i] = GetInt4d($this->data, $pos);
$pos += 4;
}
for ($j = 0; $j < $this->numExtensionBlocks; $j++) {
$pos = ($this->extensionBlock + 1) * BIG_BLOCK_SIZE;
$blocksToRead = min($this->numBigBlockDepotBlocks - $bbdBlocks, BIG_BLOCK_SIZE / 4 - 1);
for ($i = $bbdBlocks; $i < $bbdBlocks + $blocksToRead; $i++) {
$bigBlockDepotBlocks[$i] = GetInt4d($this->data, $pos);
$pos += 4;
}
$bbdBlocks += $blocksToRead;
if ($bbdBlocks < $this->numBigBlockDepotBlocks) {
$this->extensionBlock = GetInt4d($this->data, $pos);
}
}
// var_dump($bigBlockDepotBlocks);
// readBigBlockDepot
$pos = 0;
$index = 0;
$this->bigBlockChain = array();
for ($i = 0; $i < $this->numBigBlockDepotBlocks; $i++) {
$pos = ($bigBlockDepotBlocks[$i] + 1) * BIG_BLOCK_SIZE;
//echo "pos = $pos";
for ($j = 0 ; $j < BIG_BLOCK_SIZE / 4; $j++) {
$this->bigBlockChain[$index] = GetInt4d($this->data, $pos);
$pos += 4 ;
$index++;
}
}
//var_dump($this->bigBlockChain);
//echo '=====2';
// readSmallBlockDepot();
$pos = 0;
$index = 0;
$sbdBlock = $this->sbdStartBlock;
$this->smallBlockChain = array();
while ($sbdBlock != -2) {
$pos = ($sbdBlock + 1) * BIG_BLOCK_SIZE;
for ($j = 0; $j < BIG_BLOCK_SIZE / 4; $j++) {
$this->smallBlockChain[$index] = GetInt4d($this->data, $pos);
$pos += 4;
$index++;
}
$sbdBlock = $this->bigBlockChain[$sbdBlock];
}
// readData(rootStartBlock)
$block = $this->rootStartBlock;
$pos = 0;
$this->entry = $this->__readData($block);
/*
while ($block != -2) {
$pos = ($block + 1) * BIG_BLOCK_SIZE;
$this->entry = $this->entry.substr($this->data, $pos, BIG_BLOCK_SIZE);
$block = $this->bigBlockChain[$block];
}
*/
//echo '==='.$this->entry."===";
$this->__readPropertySets();
}
function __readData($bl) {
$block = $bl;
$pos = 0;
$data = '';
while ($block != -2) {
$pos = ($block + 1) * BIG_BLOCK_SIZE;
$data = $data.substr($this->data, $pos, BIG_BLOCK_SIZE);
//echo "pos = $pos data=$datan";
$block = $this->bigBlockChain[$block];
}
return $data;
}
function __readPropertySets(){
$offset = 0;
//var_dump($this->entry);
while ($offset < strlen($this->entry)) {
$d = substr($this->entry, $offset, PROPERTY_STORAGE_BLOCK_SIZE);
$nameSize = ord($d[SIZE_OF_NAME_POS]) | (ord($d[SIZE_OF_NAME_POS+1]) << 8);
$type = ord($d[TYPE_POS]);
//$maxBlock = strlen($d) / BIG_BLOCK_SIZE - 1;
$startBlock = GetInt4d($d, START_BLOCK_POS);
$size = GetInt4d($d, SIZE_POS);
$name = '';
for ($i = 0; $i < $nameSize ; $i++) {
$name .= $d[$i];
}
$name = str_replace("x00", "", $name);
$this->props[] = array (
'name' => $name,
'type' => $type,
'startBlock' => $startBlock,
'size' => $size);
if (($name == "Workbook") || ($name == "Book")) {
$this->wrkbook = count($this->props) - 1;
}
if ($name == "Root Entry") {
$this->rootentry = count($this->props) - 1;
}
//echo "name ==$name=n";
$offset += PROPERTY_STORAGE_BLOCK_SIZE;
}
}
function getWorkBook(){
if ($this->props[$this->wrkbook]['size'] < SMALL_BLOCK_THRESHOLD){
// getSmallBlockStream(PropertyStorage ps)
$rootdata = $this->__readData($this->props[$this->rootentry]['startBlock']);
$streamData = '';
$block = $this->props[$this->wrkbook]['startBlock'];
//$count = 0;
$pos = 0;
while ($block != -2) {
$pos = $block * SMALL_BLOCK_SIZE;
$streamData .= substr($rootdata, $pos, SMALL_BLOCK_SIZE);
$block = $this->smallBlockChain[$block];
}
return $streamData;
}else{
$numBlocks = $this->props[$this->wrkbook]['size'] / BIG_BLOCK_SIZE;
if ($this->props[$this->wrkbook]['size'] % BIG_BLOCK_SIZE != 0) {
$numBlocks++;
}
if ($numBlocks == 0) return '';
//echo "numBlocks = $numBlocksn";
//byte[] streamData = new byte[numBlocks * BIG_BLOCK_SIZE];
//print_r($this->wrkbook);
$streamData = '';
$block = $this->props[$this->wrkbook]['startBlock'];
//$count = 0;
$pos = 0;
//echo "block = $block";
while ($block != -2) {
$pos = ($block + 1) * BIG_BLOCK_SIZE;
$streamData .= substr($this->data, $pos, BIG_BLOCK_SIZE);
$block = $this->bigBlockChain[$block];
}
//echo 'stream'.$streamData;
return $streamData;
}
}
}
//oleread.php的内容end=======================================================================================================
//require_once 'OLE.php';
define('SPREADSHEET_EXCEL_READER_BIFF8', 0x600);
define('SPREADSHEET_EXCEL_READER_BIFF7', 0x500);
define('SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS', 0x5);
define('SPREADSHEET_EXCEL_READER_WORKSHEET', 0x10);
define('SPREADSHEET_EXCEL_READER_TYPE_BOF', 0x809);
define('SPREADSHEET_EXCEL_READER_TYPE_EOF', 0x0a);
define('SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET', 0x85);
define('SPREADSHEET_EXCEL_READER_TYPE_DIMENSION', 0x200);
define('SPREADSHEET_EXCEL_READER_TYPE_ROW', 0x208);
define('SPREADSHEET_EXCEL_READER_TYPE_DBCELL', 0xd7);
define('SPREADSHEET_EXCEL_READER_TYPE_FILEPASS', 0x2f);
define('SPREADSHEET_EXCEL_READER_TYPE_NOTE', 0x1c);
define('SPREADSHEET_EXCEL_READER_TYPE_TXO', 0x1b6);
define('SPREADSHEET_EXCEL_READER_TYPE_RK', 0x7e);
define('SPREADSHEET_EXCEL_READER_TYPE_RK2', 0x27e);
define('SPREADSHEET_EXCEL_READER_TYPE_MULRK', 0xbd);
define('SPREADSHEET_EXCEL_READER_TYPE_MULBLANK', 0xbe);
define('SPREADSHEET_EXCEL_READER_TYPE_INDEX', 0x20b);
define('SPREADSHEET_EXCEL_READER_TYPE_SST', 0xfc);
define('SPREADSHEET_EXCEL_READER_TYPE_EXTSST', 0xff);
define('SPREADSHEET_EXCEL_READER_TYPE_CONTINUE', 0x3c);
define('SPREADSHEET_EXCEL_READER_TYPE_LABEL', 0x204);
define('SPREADSHEET_EXCEL_READER_TYPE_LABELSST', 0xfd);
define('SPREADSHEET_EXCEL_READER_TYPE_NUMBER', 0x203);
define('SPREADSHEET_EXCEL_READER_TYPE_NAME', 0x18);
define('SPREADSHEET_EXCEL_READER_TYPE_ARRAY', 0x221);
define('SPREADSHEET_EXCEL_READER_TYPE_STRING', 0x207);
define('SPREADSHEET_EXCEL_READER_TYPE_FORMULA', 0x406);
define('SPREADSHEET_EXCEL_READER_TYPE_FORMULA2', 0x6);
define('SPREADSHEET_EXCEL_READER_TYPE_FORMAT', 0x41e);
define('SPREADSHEET_EXCEL_READER_TYPE_XF', 0xe0);
define('SPREADSHEET_EXCEL_READER_TYPE_BOOLERR', 0x205);
define('SPREADSHEET_EXCEL_READER_TYPE_UNKNOWN', 0xffff);
define('SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR', 0x22);
define('SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS', 0xE5);
define('SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS' , 25569);
define('SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904', 24107);
define('SPREADSHEET_EXCEL_READER_MSINADAY', 86400);
//define('SPREADSHEET_EXCEL_READER_MSINADAY', 24 * 60 * 60);
//define('SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT', "%.2f");
define('SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT', "%s");
/*
* Place includes, constant defines and $_GLOBAL settings here.
* Make sure they have appropriate docblocks to avoid phpDocumentor
* construing they are documented by the page-level docblock.
*/
/**
* A class for reading Microsoft Excel Spreadsheets.
*
* Originally developed by Vadim Tkachenko under the name PHPExcelReader.
* (http://sourceforge.net/projects/phpexcelreader)
* Based on the Java version by Andy Khan (http://www.3ppt.com). Now
* maintained by David Sanders. Reads only Biff 7 and Biff 8 formats.
*
* @category Spreadsheet
* @package Spreadsheet_Excel_Reader
* @author Vadim Tkachenko
* @copyright 2010-2011 The PHP Group
* @license http://www.php.net/license/3_0.txt PHP License 3.0
* @version Release: @package_version@
* @link http://pear.php.net/package/PackageName
* @see OLE, Spreadsheet_Excel_Writer
*/
class ReadexcelSystem{
/**
* Array of worksheets found
*
* @var array
* @access public
*/
var $boundsheets = array();
/**
* Array of format records found
*
* @var array
* @access public
*/
var $formatRecords = array();
/**
* todo
*
* @var array
* @access public
*/
var $sst = array();
/**
* Array of worksheets
*
* The data is stored in 'cells' and the meta-data is stored in an array
* called 'cellsInfo'
*
* Example:
*
* $sheets --> 'cells' --> row --> column --> Interpreted value
* --> 'cellsInfo' --> row --> column --> 'type' - Can be 'date', 'number', or 'unknown'
* --> 'raw' - The raw data that Excel stores for that data cell
*
* @var array
* @access public
*/
var $sheets = array();
/**
* The data returned by OLE
*
* @var string
* @access public
*/
var $data;
/**
* OLE object for reading the file
*
* @var OLE object
* @access private
*/
var $_ole;
/**
* Default encoding
*
* @var string
* @access private
*/
var $_defaultEncoding;
/**
* Default number format
*
* @var integer
* @access private
*/
var $_defaultFormat = SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT;
/**
* todo
* List of formats to use for each column
*
* @var array
* @access private
*/
var $_columnsFormat = array();
/**
* todo
*
* @var integer
* @access private
*/
var $_rowoffset = 1;
/**
* todo
*
* @var integer
* @access private
*/
var $_coloffset = 1;
/**
* List of default date formats used by Excel
*
* @var array
* @access public
*/
var $dateFormats = array (
0xe => "d/m/Y",
0xf => "d-M-Y",
0x10 => "d-M",
0x11 => "M-Y",
0x12 => "h:i a",
0x13 => "h:i:s a",
0x14 => "H:i",
0x15 => "H:i:s",
0x16 => "d/m/Y H:i",
0x2d => "i:s",
0x2e => "H:i:s",
0x2f => "i:s.S");
/**
* Default number formats used by Excel
*
* @var array
* @access public
*/
var $numberFormats = array(
0x1 => "%1.0f", // "0"
0x2 => "%1.2f", // "0.00",
0x3 => "%1.0f", //"#,##0",
0x4 => "%1.2f", //"#,##0.00",
0x5 => "%1.0f", /*"$#,##0;($#,##0)",*/
0x6 => '$%1.0f', /*"$#,##0;($#,##0)",*/
0x7 => '$%1.2f', //"$#,##0.00;($#,##0.00)",
0x8 => '$%1.2f', //"$#,##0.00;($#,##0.00)",
0x9 => '%1.0f%%', // "0%"
0xa => '%1.2f%%', // "0.00%"
0xb => '%1.2f', // 0.00E00",
0x25 => '%1.0f', // "#,##0;(#,##0)",
0x26 => '%1.0f', //"#,##0;(#,##0)",
0x27 => '%1.2f', //"#,##0.00;(#,##0.00)",
0x28 => '%1.2f', //"#,##0.00;(#,##0.00)",
0x29 => '%1.0f', //"#,##0;(#,##0)",
0x2a => '$%1.0f', //"$#,##0;($#,##0)",
0x2b => '%1.2f', //"#,##0.00;(#,##0.00)",
0x2c => '$%1.2f', //"$#,##0.00;($#,##0.00)",
0x30 => '%1.0f'); //"##0.0E0";
// }}}
// {{{ Spreadsheet_Excel_Reader()
/**
* Constructor
*
* Some basic initialisation
*/
function __construct()
{
$this->_ole =& new OLERead();
$this->setUTFEncoder('iconv');
}
// }}}
// {{{ setOutputEncoding()
/**
* Set the encoding method
*
* @param string Encoding to use
* @access public
*/
function setOutputEncoding($encoding)
{
$this->_defaultEncoding = $encoding;
}
// }}}
// {{{ setUTFEncoder()
/**
* $encoder = 'iconv' or 'mb'
* set iconv if you would like use 'iconv' for encode UTF-16LE to your encoding
* set mb if you would like use 'mb_convert_encoding' for encode UTF-16LE to your encoding
*
* @access public
* @param string Encoding type to use. Either 'iconv' or 'mb'
*/
function setUTFEncoder($encoder = 'iconv')
{
$this->_encoderFunction = '';
if ($encoder == 'iconv') {
$this->_encoderFunction = function_exists('iconv') ? 'iconv' : '';
} elseif ($encoder == 'mb') {
$this->_encoderFunction = function_exists('mb_convert_encoding') ?
'mb_convert_encoding' :
'';
}
}
// }}}
// {{{ setRowColOffset()
/**
* todo
*
* @access public
* @param offset
*/
function setRowColOffset($iOffset)
{
$this->_rowoffset = $iOffset;
$this->_coloffset = $iOffset;
}
// }}}
// {{{ setDefaultFormat()
/**
* Set the default number format
*
* @access public
* @param Default format
*/
function setDefaultFormat($sFormat)
{
$this->_defaultFormat = $sFormat;
}
// }}}
// {{{ setColumnFormat()
/**
* Force a column to use a certain format
*
* @access public
* @param integer Column number
* @param string Format
*/
function setColumnFormat($column, $sFormat)
{
$this->_columnsFormat[$column] = $sFormat;
}
// }}}
// {{{ read()
/**
* Read the spreadsheet file using OLE, then parse
*
* @access public
* @param filename
* @todo return a valid value
*/
function read($sFileName)
{
/*
require_once 'OLE.php';
$ole = new OLE();
$ole->read($sFileName);
foreach ($ole->_list as $i => $pps) {
if (($pps->Name == 'Workbook' || $pps->Name == 'Book') &&
$pps->Size >= SMALL_BLOCK_THRESHOLD) {
$this->data = $ole->getData($i, 0, $ole->getDataLength($i));
} elseif ($pps->Name == 'Root Entry') {
$this->data = $ole->getData($i, 0, $ole->getDataLength($i));
}
//var_dump(strlen($ole->getData($i, 0, $ole->getDataLength($i))), $pps->Name, md5($this->data), $ole->getDataLength($i));
}
//exit;
$this->_parse();
return sizeof($this->sheets) > 0;
*/
$res = $this->_ole->read($sFileName);
// oops, something goes wrong (Darko Miljanovic)
if($res === false) {
// check error code
if($this->_ole->error == 1) {
// bad file
die('The filename ' . $sFileName . ' is not readable');
}
// check other error codes here (eg bad fileformat, etc...)
}
$this->data = $this->_ole->getWorkBook();
/*
$res = $this->_ole->read($sFileName);
if ($this->isError($res)) {
// var_dump($res);
return $this->raiseError($res);
}
$total = $this->_ole->ppsTotal();
for ($i = 0; $i < $total; $i++) {
if ($this->_ole->isFile($i)) {
$type = unpack("v", $this->_ole->getData($i, 0, 2));
if ($type[''] == 0x0809) { // check if it's a BIFF stream
$this->_index = $i;
$this->data = $this->_ole->getData($i, 0, $this->_ole->getDataLength($i));
break;
}
}
}
if ($this->_index === null) {
return $this->raiseError("$file doesn't seem to be an Excel file");
}
*/
//echo "data =".$this->data;
//$this->readRecords();
$this->_parse();
}
// }}}
// {{{ _parse()
/**
* Parse a workbook
*
* @access private
* @return bool
*/
function _parse()
{
$pos = 0;
$code = ord($this->data[$pos]) | ord($this->data[$pos+1])<<8;
$length = ord($this->data[$pos+2]) | ord($this->data[$pos+3])<<8;
$version = ord($this->data[$pos + 4]) | ord($this->data[$pos + 5])<<8;
$substreamType = ord($this->data[$pos + 6]) | ord($this->data[$pos + 7])<<8;
//echo "Start parse code=".base_convert($code,10,16)." version=".base_convert($version,10,16)." substreamType=".base_convert($substreamType,10,16).""."n";
if (($version != SPREADSHEET_EXCEL_READER_BIFF8) &&
($version != SPREADSHEET_EXCEL_READER_BIFF7)) {
return false;
}
if ($substreamType != SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS){
return false;
}
//print_r($rec);
$pos += $length + 4;
$code = ord($this->data[$pos]) | ord($this->data[$pos+1])<<8;
$length = ord($this->data[$pos+2]) | ord($this->data[$pos+3])<<8;
while ($code != SPREADSHEET_EXCEL_READER_TYPE_EOF) {
switch ($code) {
case SPREADSHEET_EXCEL_READER_TYPE_SST:
//echo "Type_SSTn";
$spos = $pos + 4;
$limitpos = $spos + $length;
$uniqueStrings = $this->_GetInt4d($this->data, $spos+4);
$spos += 8;
for ($i = 0; $i < $uniqueStrings; $i++) {
// Read in the number of characters
if ($spos == $limitpos) {
$opcode = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
$conlength = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
if ($opcode != 0x3c) {
return -1;
}
$spos += 4;
$limitpos = $spos + $conlength;
}
$numChars = ord($this->data[$spos]) | (ord($this->data[$spos+1]) << 8);
//echo "i = $i pos = $pos numChars = $numChars ";
$spos += 2;
$optionFlags = ord($this->data[$spos]);
$spos++;
$asciiEncoding = (($optionFlags & 0x01) == 0) ;
$extendedString = ( ($optionFlags & 0x04) != 0);
// See if string contains formatting information
$richString = ( ($optionFlags & 0x08) != 0);
if ($richString) {
// Read in the crun
$formattingRuns = ord($this->data[$spos]) | (ord($this->data[$spos+1]) << 8);
$spos += 2;
}
if ($extendedString) {
// Read in cchExtRst
$extendedRunLength = $this->_GetInt4d($this->data, $spos);
$spos += 4;
}
$len = ($asciiEncoding)? $numChars : $numChars*2;
if ($spos + $len < $limitpos) {
$retstr = substr($this->data, $spos, $len);
$spos += $len;
}else{
// found countinue
$retstr = substr($this->data, $spos, $limitpos - $spos);
$bytesRead = $limitpos - $spos;
$charsLeft = $numChars - (($asciiEncoding) ? $bytesRead : ($bytesRead / 2));
$spos = $limitpos;
while ($charsLeft > 0){
$opcode = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
$conlength = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
if ($opcode != 0x3c) {
return -1;
}
$spos += 4;
$limitpos = $spos + $conlength;
$option = ord($this->data[$spos]);
$spos += 1;
if ($asciiEncoding && ($option == 0)) {
$len = min($charsLeft, $limitpos - $spos); // min($charsLeft, $conlength);
$retstr .= substr($this->data, $spos, $len);
$charsLeft -= $len;
$asciiEncoding = true;
}elseif (!$asciiEncoding && ($option != 0)){
$len = min($charsLeft * 2, $limitpos - $spos); // min($charsLeft, $conlength);
$retstr .= substr($this->data, $spos, $len);
$charsLeft -= $len/2;
$asciiEncoding = false;
}elseif (!$asciiEncoding && ($option == 0)) {
// Bummer - the string starts off as Unicode, but after the
// continuation it is in straightforward ASCII encoding
$len = min($charsLeft , $limitpos - $spos); // min($charsLeft, $conlength);
for ($j = 0; $j < $len; $j++) {
$retstr .= $this->data[$spos + $j].chr(0);
}
$charsLeft -= $len;
$asciiEncoding = false;
}else{
$newstr = '';
for ($j = 0; $j < strlen($retstr); $j++) {
$newstr = $retstr[$j].chr(0);
}
$retstr = $newstr;
$len = min($charsLeft * 2, $limitpos - $spos); // min($charsLeft, $conlength);
$retstr .= substr($this->data, $spos, $len);
$charsLeft -= $len/2;
$asciiEncoding = false;
//echo "Izavratn";
}
$spos += $len;
}
}
$retstr = ($asciiEncoding) ? $retstr : $this->_encodeUTF16($retstr);
// echo "Str $i = $retstrn";
if ($richString){
$spos += 4 * $formattingRuns;
}
// For extended strings, skip over the extended string data
if ($extendedString) {
$spos += $extendedRunLength;
}
//if ($retstr == 'Derby'){
// echo "bbn";
//}
$this->sst[]=$retstr;
}
/*$continueRecords = array();
while ($this->getNextCode() == Type_CONTINUE) {
$continueRecords[] = &$this->nextRecord();
}
//echo " 1 Type_SSTn";
$this->shareStrings = new SSTRecord($r, $continueRecords);
//print_r($this->shareStrings->strings);
*/
// echo 'SST read: '.($time_end-$time_start)."n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_FILEPASS:
return false;
break;
case SPREADSHEET_EXCEL_READER_TYPE_NAME:
//echo "Type_NAMEs";
break;
case SPREADSHEET_EXCEL_READER_TYPE_FORMAT:
$indexCode = ord($this->data[$pos+4]) | ord($this->data[$pos+5]) << 8;
if ($version == SPREADSHEET_EXCEL_READER_BIFF8) {
$numchars = ord($this->data[$pos+6]) | ord($this->data[$pos+7]) << 8;
if (ord($this->data[$pos+8]) == 0){
$formatString = substr($this->data, $pos+9, $numchars);
} else {
$formatString = substr($this->data, $pos+9, $numchars*2);
}
} else {
$numchars = ord($this->data[$pos+6]);
$formatString = substr($this->data, $pos+7, $numchars*2);
}
$this->formatRecords[$indexCode] = $formatString;
// echo "Type.FORMATn";
break;
case SPREADSHEET_EXCEL_READER_TYPE_XF:
//global $dateFormats, $numberFormats;
$indexCode = ord($this->data[$pos+6]) | ord($this->data[$pos+7]) << 8;
//echo "nType.XF ".count($this->formatRecords['xfrecords'])." $indexCode ";
if (array_key_exists($indexCode, $this->dateFormats)) {
//echo "isdate ".$dateFormats[$indexCode];
$this->formatRecords['xfrecords'][] = array(
'type' => 'date',
'format' => $this->dateFormats[$indexCode]
);
}elseif (array_key_exists($indexCode, $this->numberFormats)) {
//echo "isnumber ".$this->numberFormats[$indexCode];
$this->formatRecords['xfrecords'][] = array(
'type' => 'number',
'format' => $this->numberFormats[$indexCode]
);
}else{
$isdate = FALSE;
if ($indexCode > 0){
if (isset($this->formatRecords[$indexCode]))
$formatstr = $this->formatRecords[$indexCode];
//echo '.other.';
//echo "ndate-time=$formatstr=n";
if ($formatstr)
if (preg_match("/[^hmsday/-:s]/i", $formatstr) == 0) { // found day and time format
$isdate = TRUE;
$formatstr = str_replace('mm', 'i', $formatstr);
$formatstr = str_replace('h', 'H', $formatstr);
//echo "ndate-time $formatstr n";
}
}
if ($isdate){
$this->formatRecords['xfrecords'][] = array(
'type' => 'date',
'format' => $formatstr,
);
}else{
$this->formatRecords['xfrecords'][] = array(
'type' => 'other',
'format' => '',
'code' => $ indexCode
);
}
}
//echo "n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR:
//echo "Type.NINETEENFOURn";
$this->nineteenFour = (ord($this->data[$pos+4]) == 1);
break;
case SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET:
//echo "Type.BOUNDSHEETn";
$rec_offset = $this->_GetInt4d($this->data, $pos+4);
$rec_typeFlag = ord($this->data[$pos+8]);
$rec_visibilityFlag = ord($this->data[$pos+9]);
$rec_length = ord($this->data[$pos+10]);
if ($version == SPREADSHEET_EXCEL_READER_BIFF8){
$chartype = ord($this->data[$pos+11]);
if ($chartype == 0){
$rec_name = substr($this->data, $pos+12, $rec_length);
} else {
$rec_name = $this->_encodeUTF16(substr($this->data, $pos+12, $rec_length*2));
}
}elseif ($version == SPREADSHEET_EXCEL_READER_BIFF7){
$rec_name = substr($this->data, $pos+11, $rec_length);
}
$this->boundsheets[] = array('name'=>$rec_name,
'offset'=>$rec_offset);
break;
}
//echo "Code = ".base_convert($r['code'],10,16)."n";
$pos += $length + 4;
$code = ord($this->data[$pos]) | ord($this->data[$pos+1])<<8;
$length = ord($this->data[$pos+2]) | ord($this->data[$pos+3])<<8;
//$r = &$this->nextRecord();
//echo "1 Code = ".base_convert($r['code'],10,16)."n";
}
foreach ($this->boundsheets as $key=>$val){
$this->sn = $key;
$this->_parsesheet($val['offset']);
}
return true;
}
/**
* Parse a worksheet
*
* @access private
* @param todo
* @todo fix return codes
*/
function _parsesheet($spos)
{
$cont = true;
// read BOF
$code = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
$length = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
$version = ord($this->data[$spos + 4]) | ord($this->data[$spos + 5])<<8;
$substreamType = ord($this->data[$spos + 6]) | ord($this->data[$spos + 7])<<8;
if (($version != SPREADSHEET_EXCEL_READER_BIFF8) && ($version != SPREADSHEET_EXCEL_READER_BIFF7)) {
return -1;
}
if ($substreamType != SPREADSHEET_EXCEL_READER_WORKSHEET){
return -2;
}
//echo "Start parse code=".base_convert($code,10,16)." version=".base_convert($version,10,16)." substreamType=".base_convert($substreamType,10,16).""."n";
$spos += $length + 4;
//var_dump($this->formatRecords);
//echo "code $code $length";
while($cont) {
//echo "mem= ".memory_get_usage()."n";
// $r = &$this->file->nextRecord();
$lowcode = ord($this->data[$spos]);
if ($lowcode == SPREADSHEET_EXCEL_READER_TYPE_EOF) break;
$code = $lowcode | ord($this->data[$spos+1])<<8;
$length = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
$spos += 4;
$this->sheets[$this->sn]['maxrow'] = $this->_rowoffset - 1;
$this->sheets[$this->sn]['maxcol'] = $this->_coloffset - 1;
//echo "Code=".base_convert($code,10,16)." $coden";
unset($this->rectype);
$this->multiplier = 1; // need for format with %
switch ($code) {
case SPREADSHEET_EXCEL_READER_TYPE_DIMENSION:
//echo 'Type_DIMENSION ';
if (!isset($this->numRows)) {
if (($length == 10) || ($version == SPREADSHEET_EXCEL_READER_BIFF7)){
$this->sheets[$this->sn]['numRows'] = ord($this->data[$spos+2]) | ord($this->data[$spos+3]) << 8;
$this->sheets[$this->sn]['numCols'] = ord($this->data[$spos+6]) | ord($this->data[$spos+7]) << 8;
} else {
$this->sheets[$this->sn]['numRows'] = ord($this->data[$spos+4]) | ord($this->data[$spos+5]) << 8;
$this->sheets[$this->sn]['numCols'] = ord($this->data[$spos+10]) | ord($this->data[$spos+11]) << 8;
}
}
//echo 'numRows '.$this->numRows.' '.$this->numCols."n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS:
$cellRanges = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
for ($i = 0; $i < $cellRanges; $i++) {
$fr = ord($this->data[$spos + 8*$i + 2]) | ord($this->data[$spos + 8*$i + 3])<<8;
$lr = ord($this->data[$spos + 8*$i + 4]) | ord($this->data[$spos + 8*$i + 5])<<8;
$fc = ord($this->data[$spos + 8*$i + 6]) | ord($this->data[$spos + 8*$i + 7])<<8;
$lc = ord($this->data[$spos + 8*$i + 8]) | ord($this->data[$spos + 8*$i + 9])<<8;
//$this->sheets[$this->sn]['mergedCells'][] = array($fr + 1, $fc + 1, $lr + 1, $lc + 1);
if ($lr - $fr > 0) {
$this->sheets[$this->sn]['cellsInfo'][$fr+1][$fc+1]['rowspan'] = $lr - $fr + 1;
}
if ($lc - $fc > 0) {
$this->sheets[$this->sn]['cellsInfo'][$fr+1][$fc+1]['colspan'] = $lc - $fc + 1;
}
}
//echo "Merged Cells $cellRanges $lr $fr $lc $fcn";
break;
case SPREADSHEET_EXCEL_READER_TYPE_RK:
case SPREADSHEET_EXCEL_READER_TYPE_RK2:
//echo 'SPREADSHEET_EXCEL_READER_TYPE_RK'."n";
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
$rknum = $this->_GetInt4d($this->data, $spos + 6);
$numValue = $this->_GetIEEE754($rknum);
//echo $numValue." ";
if ($this->isDate($spos)) {
list($string, $raw) = $this->createDate($numValue);
}else{
$raw = $numValue;
if (isset($this->_columnsFormat[$column + 1])){
$this->curformat = $this->_columnsFormat[$column + 1];
}
$string = sprintf($this->curformat, $numValue * $this->multiplier);
//$this->addcell(RKRecord($r));
}
$this->addcell($row, $column, $string, $raw);
//echo "Type_RK $row $column $string $raw {$this->curformat}n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_LABELSST:
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
$xfindex = ord($this->data[$spos+4]) | ord($this->data[$spos+5])<<8;
$index = $this->_GetInt4d($this->data, $spos + 6);
//var_dump($this->sst);
$this->addcell($row, $column, $this->sst[$index]);
//echo "LabelSST $row $column $stringn";
break;
case SPREADSHEET_EXCEL_READER_TYPE_MULRK:
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
$colFirst = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
$colLast = ord($this->data[$spos + $length - 2]) | ord($this->data[$spos + $length - 1])<<8;
$columns = $colLast - $colFirst + 1;
$tmppos = $spos+4;
for ($i = 0; $i < $columns; $i++) {
$numValue = $this->_GetIEEE754($this->_GetInt4d($this->data, $tmppos + 2));
if ($this->isDate($tmppos-4)) {
list($string, $raw) = $this->createDate($numValue);
}else{
$raw = $numValue;
if (isset($this->_columnsFormat[$colFirst + $i + 1])){
$this->curformat = $this->_columnsFormat[$colFirst + $i + 1];
}
$string = sprintf($this->curformat, $numValue * $this->multiplier);
}
//$rec['rknumbers'][$i]['xfindex'] = ord($rec['data'][$pos]) | ord($rec['data'][$pos+1]) << 8;
$tmppos += 6;
$this->addcell($row, $colFirst + $i, $string, $raw);
//echo "MULRK $row ".($colFirst + $i)." $stringn";
}
//MulRKRecord($r);
// Get the individual cell records from the multiple record
//$num = ;
break;
case SPREADSHEET_EXCEL_READER_TYPE_NUMBER:
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
$tmp = unpack("ddouble", substr($this->data, $spos + 6, 8)); // It machine machine dependent
if ($this->isDate($spos)) {
list($string, $raw) = $this->createDate($tmp['double']);
// $this->addcell(DateRecord($r, 1));
}else{
//$raw = $tmp[''];
if (isset($this->_columnsFormat[$column + 1])){
$this->curformat = $this->_columnsFormat[$column + 1];
}
$raw = $this->createNumber($spos);
$string = sprintf($this->curformat, $raw * $this->multiplier);
// $this->addcell(NumberRecord($r));
}
$this->addcell($row, $column, $string, $raw);
//echo "Number $row $column $stringn";
break;
case SPREADSHEET_EXCEL_READER_TYPE_FORMULA:
case SPREADSHEET_EXCEL_READER_TYPE_FORMULA2:
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
if ((ord($this->data[$spos+6])==0) && (ord($this->data[$spos+12])==255) && (ord($this->data[$spos+13])==255)) {
//String formula. Result follows in a STRING record
//echo "FORMULA $row $column Formula with a string
n";
} elseif ((ord($this->data[$spos+6])==1) && (ord($this->data[$spos+12])==255) && (ord($this->data[$spos+13])==255)) {
//Boolean formula. Result is in +2; 0=false,1=true
} elseif ((ord($this->data[$spos+6])==2) && (ord($this->data[$spos+12])==255) && (ord($this->data[$spos+13])==255)) {
//Error formula. Error code is in +2;
} elseif ((ord($this->data[$spos+6])==3) && (ord($this->data[$spos+12])==255) && (ord($this->data[$spos+13])==255)) {
//Formula result is a null string.
} else {
// result is a number, so first 14 bytes are just like a _NUMBER record
$tmp = unpack("ddouble", substr($this->data, $spos + 6, 8)); // It machine machine dependent
if ($this->isDate($spos)) {
list($string, $raw) = $this->createDate($tmp['double']);
// $this->addcell(DateRecord($r, 1));
}else{
//$raw = $tmp[''];
if (isset($this->_columnsFormat[$column + 1])){
$this->curformat = $this->_columnsFormat[$column + 1];
}
$raw = $this->createNumber($spos);
$string = sprintf($this->curformat, $raw * $this->multiplier);
// $this->addcell(NumberRecord($r));
}
$this->addcell($row, $column, $string, $raw);
//echo "Number $row $column $stringn";
}
break;
case SPREADSHEET_EXCEL_READER_TYPE_BOOLERR:
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
$string = ord($this->data[$spos+6]);
$this->addcell($row, $column, $string);
//echo 'Type_BOOLERR '."n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_ROW:
case SPREADSHEET_EXCEL_READER_TYPE_DBCELL:
case SPREADSHEET_EXCEL_READER_TYPE_MULBLANK:
break;
case SPREADSHEET_EXCEL_READER_TYPE_LABEL:
$row = ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
$column = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
$this->addcell($row, $column, substr($this->data, $spos + 8, ord($this->data[$spos + 6]) | ord($this->data[$spos + 7])<<8));
// $this->addcell(LabelRecord($r));
break;
case SPREADSHEET_EXCEL_READER_TYPE_EOF:
$cont = false;
break;
default:
//echo ' unknown :'.base_convert($r['code'],10,16)."n";
break;
}
$spos += $length;
}
if (!isset($this->sheets[$this->sn]['numRows']))
$this->sheets[$this->sn]['numRows'] = $this->sheets[$this->sn]['maxrow'];
if (!isset($this->sheets[$this->sn]['numCols']))
$this->sheets[$this->sn]['numCols'] = $this->sheets[$this->sn]['maxcol'];
}
/**
* Check whether the current record read is a date
*
* @param todo
* @return boolean True if date, false otherwise
*/
function isDate($spos)
{
//$xfindex = GetInt2d(, 4);
$xfindex = ord($this->data[$spos+4]) | ord($this->data[$spos+5]) << 8;
//echo 'check is date '.$xfindex.' '.$this->formatRecords['xfrecords'][$xfindex]['type']."n";
//var_dump($this->formatRecords['xfrecords'][$xfindex]);
if ($this->formatRecords['xfrecords'][$xfindex]['type'] == 'date') {
$this->curformat = $this->formatRecords['xfrecords'][$xfindex]['format'];
$this->rectype = 'date';
return true;
} else {
if ($this->formatRecords['xfrecords'][$xfindex]['type'] == 'number') {
$this->curformat = $this->formatRecords['xfrecords'][$xfindex]['format'];
$this->rectype = 'number';
if (($xfindex == 0x9) || ($xfindex == 0xa)){
$this->multiplier = 100;
}
}else{
$this->curformat = $this->_defaultFormat;
$this->rectype = 'unknown';
}
return false;
}
}
//}}}
//{{{ createDate()
/**
* Convert the raw Excel date into a human readable format
*
* Dates in Excel are stored as number of seconds from an epoch. On
* Windows, the epoch is 30/12/1899 and on Mac it's 01/01/1904
*
* @access private
* @param integer The raw Excel value to convert
* @return array First element is the converted date, the second element is number a unix timestamp
*/
function createDate($numValue)
{
if ($numValue > 1) {
$utcDays = $numValue - ($this->nineteenFour ? SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904 : SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS);
$utcValue = round(($utcDays+1) * SPREADSHEET_EXCEL_READER_MSINADAY);
$string = date ($this->curformat, $utcValue);
$raw = $utcValue;
} else {
$raw = $numValue;
$hours = floor($numValue * 24);
$mins = floor($numValue * 24 * 60) - $hours * 60;
$secs = floor($numValue * SPREADSHEET_EXCEL_READER_MSINADAY) - $hours * 60 * 60 - $mins * 60;
$string = date ($this->curformat, mktime($hours, $mins, $secs));
}
return array($string, $raw);
}
function createNumber($spos)
{
$rknumhigh = $this->_GetInt4d($this->data, $spos + 10);
$rknumlow = $this->_GetInt4d($this->data, $spos + 6);
//for ($i=0; $i<8; $i++) { echo ord($this->data[$i+$spos+6]) . " "; } echo "
";
$sign = ($rknumhigh & 0x80000000) >> 31;
$exp = ($rknumhigh & 0x7ff00000) >> 20;
$mantissa = (0x100000 | ($rknumhigh & 0x000fffff));
$mantissalow1 = ($rknumlow & 0x80000000) >> 31;
$mantissalow2 = ($rknumlow & 0x7fffffff);
$value = $mantissa / pow( 2 , (20- ($exp - 1023)));
if ($mantissalow1 != 0) $value += 1 / pow (2 , (21 - ($exp - 1023)));
$value += $mantissalow2 / pow (2 , (52 - ($exp - 1023)));
//echo "Sign = $sign, Exp = $exp, mantissahighx = $mantissa, mantissalow1 = $mantissalow1, mantissalow2 = $mantissalow2
n";
if ($sign) {$value = -1 * $value;}
return $value;
}
function addcell($row, $col, $string, $raw = '')
{
//echo "ADD cel $row-$col $stringn";
$this->sheets[$this->sn]['maxrow'] = max($this->sheets[$this->sn]['maxrow'], $row + $this->_rowoffset);
$this->sheets[$this->sn]['maxcol'] = max($this->sheets[$this->sn]['maxcol'], $col + $this->_coloffset);
$this->sheets[$this->sn]['cells'][$row + $this->_rowoffset][$col + $this->_coloffset] = $string;
if ($raw)
$this->sheets[$this->sn]['cellsInfo'][$row + $this->_rowoffset][$col + $this->_coloffset]['raw'] = $raw;
if (isset($this->rectype))
$this->sheets[$this->sn]['cellsInfo'][$row + $this->_rowoffset][$col + $this->_coloffset]['type'] = $this->rectype;
}
function _GetIEEE754($rknum)
{
if (($rknum & 0x02) != 0) {
$value = $rknum >> 2;
} else {
//mmp
// first comment out the previously existing 7 lines of code here
// $tmp = unpack("d", pack("VV", 0, ($rknum & 0xfffffffc)));
// //$value = $tmp[''];
// if (array_key_exists(1, $tmp)) {
// $value = $tmp[1];
// } else {
// $value = $tmp[''];
// }
// I got my info on IEEE754 encoding from
// http://research.microsoft.com/~hollasch/cgindex/coding/ieeefloat.html
// The RK format calls for using only the most significant 30 bits of the
// 64 bit floating point value. The other 34 bits are assumed to be 0
// So, we use the upper 30 bits of $rknum as follows...
$sign = ($rknum & 0x80000000) >> 31;
$exp = ($rknum & 0x7ff00000) >> 20;
$mantissa = (0x100000 | ($rknum & 0x000ffffc));
$value = $mantissa / pow( 2 , (20- ($exp - 1023)));
if ($sign) {$value = -1 * $value;}
//end of changes by mmp
}
if (($rknum & 0x01) != 0) {
$value /= 100;
}
return $value;
}
function _encodeUTF16($string)
{
$result = $string;
if ($this->_defaultEncoding){
switch ($this->_encoderFunction){
case 'iconv' : $result = iconv('UTF-16LE', $this->_defaultEncoding, $string);
break;
case 'mb_convert_encoding' : $result = mb_convert_encoding($string, $this->_defaultEncoding, 'UTF-16LE' );
break;
}
}
return $result;
}
function _GetInt4d($data, $pos)
{
$value = ord($data[$pos]) | (ord($data[$pos+1]) << 8) | (ord($data[$pos+2]) << 16) | (ord($data[$pos+3]) << 24);
if ($value>=4294967294)
{
$value=-2;
}
return $value;
}
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* c-hanging-comment-ender-p: nil
* End:
*/
?>


2. Call the method

Copy the code The code is as follows:


$data = new ReadexcelSystem();
$data->setOutputEncoding('utf-8');
$data ->read($location);
print_r($data->sheets[0]['cells'] );
?>
$data->sheets[0]['cells']


This is the data in the excel file we want to obtain.

The above introduces PHP programming. PHP programming implements code examples to obtain the contents of excel documents, including PHP programming content. I hope it will be helpful to friends who are interested in PHP tutorials.

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