PHP

Php encrypted/decrypted data Php encryption/decryption functionData encryption/decryptionUsageVar_dump (Fun: Jmen ('A', $ _ ENV ['only']);Var_dump (Fun: Jmun ('adyasvzex94% 3D ', $ _ ENV ['only']);Metric data:$ Str: str type, content to be

Understanding the priority and associativity of operators in php Generally, operators have a set of priorities, that is, the order in which they are executed.Operators are also associated, that is, the execution sequence of operators

Php simulates post requests Class Request { Public static function post ($ url, $ post_data = '', $ timeout = 5) {// curl $ Ch = curl_init (); Curl_setopt ($ ch, CURLOPT_URL, $ url );

Use PHPMailer to send emails with attachments and HTML content PHPMailer is an encapsulated PHP mail sending class that supports sending HTML content emails and adding attachments for sending. it is not like the mail () function of PHP

Sample code for writing data to a CSV file in php Sample code for writing data to a CSV file in php $ Row = 0; Ini_set ('max _ execution_time ', 300 ); $ Cate; $ item; $ value; $ us; $ Fp = fopen

Php code example for submitting form information through POST Php uses the POST method to submit the form Information Code example. in php, the $ _ POST variable is used to obtain the form post information, and $ _ PHP_SELF indicates

Php code for compressing and extracting strings The following php code uses gzcompress and gzuncompress to compress and decompress strings. you can set the compression level. $ Str = 'Hello I am a very long string '; $

Supports remote file download for resumable PHP PHP remote file download class, supports resumable download, the code contains specific call instructions. The program uses the HTTP protocol to download files. the HTTP1.1 protocol must

PHP generates strings of any length + random numbers You can customize what string to generate and how long it will take. Function random ($ length) { $ Hash = ''; $ Chars = 'abcdefghijklmnopqrstuvwxyz01234

Source code of the string encryption and decryption function in PHP Source code of the string function for encryption and decryption in PHP: /** * Function: encrypt strings. * Parameter 1: content to be

Php code that intercepts strings according to the specified length Php truncates a string based on the specified length. if the string exceeds the specified length, it will be replaced by.... However, this code does not support Chinese and

Php uses imagecopy () to splice images Php uses imagecopy () to splice images Header ("Content-type: image/jpeg "); $ Src_image [0] = imagecreatefromgif ("./1.jpg "); $ Src_image [1] =

Thinkphpautoload namespace custom namespace When using thinkPHP, some custom class libraries and third-party class libraries need to be placed in a proper location. it is not good to put them in the default org folder of the system,

PHP multifile Upload method This example describes how to upload multiple files in PHP. Share it with you for your reference. The specific implementation method is as follows: Define ('root', 'd:/Program

E-mail notification to the customer after the message board replies Bytes ---------------------------------------------------------------------------------------------------------------------Modify 2:E/admin/tool/gbook. php: Include

Php methods for obtaining file types and information This document describes how to obtain file types and information by using php. Share it with you for your reference. The specific implementation method is as follows:

PHP recursively execute the chmod command for folder recursion Function recursiveChmod ($ path, $ filePerm = 0644, $ dirPerm = 0755) { // Check if the path exists If (! File_exists ($ path )) {

PhpSocket sends an email to verify the real validity of the mailbox, not the format /* Please respect others' successful work. please keep this copyright information. thank you! Author: small Dewdrop 3.3

Back up MySQL php Define ('msb _ version', '1. 0.0 '); Define ('msb _ NL ', "\ r \ n "); Define ('msb _ string', 0 ); Define ('msb _ download', 1 ); Define ('msb _ save', 2 );

Php file upload example File Uploader File Upload Select a file to upload: Uploader. php If ($ _ FILES