How to convert text file to array class in php
In PHP, you can use the file() function to convert a text file into an array class. This function can store the contents of the entire file into an array line by line (including newlines); the syntax "file( $filename,$flags,$context)".
The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer
In php, you can use the file() function To convert text file to array class.
PHP file() can read the entire file into an array. This function will store the contents of the file into the array line by line (including newlines). This array is returned on success, FALSE on failure.
Syntax:
file($filename,$flags,$context)
Parameter description is as follows:
- $filename: the name or path of the file to be read;
- $ flags: Optional parameter, flags can be one or more of the following constants:
- FILE_USE_INCLUDE_PATH: Find files in include_path;
- FILE_IGNORE_NEW_LINES: Do not add a newline character at the end of each element of the array;
- FILE_SKIP_EMPTY_LINES: Skip empty lines.
- $context: Context resource created using the stream_context_create() function.
Example: Read the following file
<?php
header("Content-Type: text/html;charset=utf-8"); //设置字符编码
$file = 'test.txt';
$filearr = file($file,FILE_IGNORE_NEW_LINES);
var_dump($filearr);
?>Output result:
Recommended learning: "PHP Video Tutorial"
The above is the detailed content of How to convert text file to array class in php. For more information, please follow other related articles on the PHP Chinese website!
Hot AI Tools
Undress AI Tool
Undress images for free
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Clothoff.io
AI clothes remover
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
How to use AJAX with php
Aug 29, 2025 am 08:58 AM
AJAXwithPHPenablesdynamicwebappsbysendingasynchronousrequestswithoutpagereloads.1.CreateHTMLwithJavaScriptusingfetch()tosenddata.2.BuildaPHPscripttoprocessPOSTdataandreturnresponses.3.UseJSONforcomplexdatahandling.4.Alwayssanitizeinputsanddebugviabro
How to read a CSV file in PHP?
Aug 29, 2025 am 08:06 AM
ToreadaCSVfileinPHP,usefopen()toopenthefile,fgetcsv()inalooptoreadeachrowasanarray,andfclose()tocloseit;handleheaderswithaseparatefgetcsv()callandspecifydelimitersasneeded,ensuringproperfilepathsandUTF-8encodingforspecialcharacters.
Edit bookmarks in chrome
Aug 27, 2025 am 12:03 AM
Chrome bookmark editing is simple and practical. Users can enter the bookmark manager through the shortcut keys Ctrl Shift O (Windows) or Cmd Shift O (Mac), or enter through the browser menu; 1. When editing a single bookmark, right-click to select "Edit", modify the title or URL and click "Finish" to save; 2. When organizing bookmarks in batches, you can hold Ctrl (or Cmd) to multiple-choice bookmarks in the bookmark manager, right-click to select "Move to" or "Copy to" the target folder; 3. When exporting and importing bookmarks, click the "Solve" button to select "Export Bookmark" to save as HTML file, and then restore it through the "Import Bookmark" function if necessary.
How to configure SMTP for sending mail in php
Aug 27, 2025 am 08:08 AM
Answer: Using the PHPMailer library to configure the SMTP server can enable sending mails through SMTP in PHP applications. PHPMailer needs to be installed, set up SMTP host, port, encryption method and authentication credentials of Gmail, write code to set sender, recipient, topic and content, enable 2FA and use application password to ensure that the server allows SMTP connection, and finally call the send method to send email.
What is the difference between isset and empty in php
Aug 27, 2025 am 08:38 AM
isset()checksifavariableexistsandisnotnull,returningtrueevenforzero,false,oremptystringvalues;2.empty()checksifavariableisnull,false,0,"0","",orundefined,returningtrueforthese"falsy"values;3.isset()returnsfalsefornon-exi
How to get the current date and time in PHP?
Aug 31, 2025 am 01:36 AM
Usedate('Y-m-dH:i:s')withdate_default_timezone_set()togetcurrentdateandtimeinPHP,ensuringaccurateresultsbysettingthedesiredtimezonelike'America/New_York'beforecallingdate().
How to set an error reporting level in PHP?
Aug 31, 2025 am 06:48 AM
Useerror_reporting()toseterrorlevelsinPHP,suchasE_ALLfordevelopmentor0forproduction,andcontroldisplayorloggingviaini_set()toenhancedebuggingandsecurity.
How to work with timestamps in PHP?
Aug 31, 2025 am 08:55 AM
Use time() to get the current timestamp, date() formats the time, and strtotime() converts the date string to a timestamp. It is recommended that the DateTime class handles time zone and date operations for complex operations.
