PHP paging principle and implementation code (graphic tutorial)
Release： 2016-07-25 08:52:41
Original
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[code]
// 1 connect to database
$link = @mysql_connect("localhost", "root", "") or die ("connect to mysql failed");
@mysql_select_db("csxdb", $link) or die ("not find db student");
mysql_query("set names 'GBK'");
// 2 path of local page
$url = $_SERVER["REQUEST_URI"];
$arr = parse_url($url);
$path = $arr[path];
// 3 total num of records
$rset = mysql_query("select * from student");
$nums = mysql_num_rows($rset);
// 4 some initialized variable
$nPageSize = 5; // page size
$nsPos = 0; // start postion of record
$nPage = 1; // current page order
// 5 if request
if ($_GET
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