PHP Tutorials

File Download Source: File encoding Problem Solving method: If the file name is Chinese, PHP function does not recognize the Chinese file name, generally if the program is encoded as Utf-8,php's function is older, can only recognize the gb23

This article describes the PHP file_get_contents advanced usage, share to everyone for your reference. The specific analysis is as follows: first solve the file_get_contents timeout problem After the time-out error, like JS in the settimeout like a

In several cases, we will need to develop PHP extensions: 1, the PHP itself can not access the resources or calls, 2, through the expansion of the way to achieve performance and efficiency considerations, 3. It will be better to implement with C 4.

On the PHP server, when a page calls the Session_Start () function, this page does 3 things 1, created a sess_############## #的文本文件 (below c:\window\tem\ directory) on the server side 2, delete the sess_######### #文本文件 (not spoken here) 3, the HTTP

In PHP development, many times we need to encrypt and decrypt data, for example, some data need to be saved to a cookie, but not easily accessible to users, then we need to encrypt the data saved to the cookie, and so we need to use them to decrypt.

First build PHP environment, build a ip.php. The code is as follows: and build a index.php. The code is as follows: '.'';/ *echo ' Remote_addr is '. $_server[' remote_addr '. ''; Echo ' http_client_ip is '. $_server[' http_client_ip '. '';

When we are working on the page in PHP, we use the ICONV or Mb_convert functions for the conversion of the character set, but this is actually a prerequisite. That is, we have to know in advance what kind of code in and out, we can make the correct

PHP gets FLV time! You can use them! Super simple. $flv _header_frame_length) {fseek ($fp, $frame _size_data_length-$flv _header_frame_length, seek_cur); } $duration = 0; while ((Ftell ($FP) + 1) $duration) {$duration = $timestamp; } fseek

PHP Determines whether a variable data is JSON data, the first thing to remember is that Json_encode returns a string, and Json_decode returns an object. (plus true parameter returns an array) The judgment data is not in JSON format: function

Considerations for PHP Installation DLLs: 1. Note the version 5.2-5.3 2.VC6 or VC9 I. How to select the VC9 version and the VC6 version of PHP5.3 The VC6 version is compiled with the visual Studio 6 compiler, and if your PHP is built with

PHP Bulk Purge BOM header for Utf-8 files "; }else{$dirname = $basedir. " /". $file; Checkdir ($dirname); }}} closedir ($DH); }} function Checkbom ($filename) {global $auto; $contents = file_get_contents ($filename); $charset

Questions about the PHP session changing every time it is refreshed This morning found that the session saved problems, can not pass the session. Read PHP files are not any exception, and no error. Found on the Internet some articles, said whether

Use PHP to get the file suffix name of several common methods, through three different methods Gets the file suffix names, which are implemented by string, file attributes, and arrays, respectively. Substr () Method of string function

As we all know, PHP is a language used to develop B/s architecture! Introduce a PHP extension that enables PHP to develop desktop applications like other C/s programming languages ... It's---winbinder. What is Winbinder? Winbinder is an

PHP-based crontab timed task management Linux crontab has been the server operation and maintenance, business development of the weapon. But when scheduled tasks increase, management and migration become cumbersome and prone to problems. Here is a

How does PHP define individual names for a class? I want to write a long phrase when I'm new, and if I can give it a different ACC, then new ACC () will do.Method One: Use namespaces for import. This requires PHP version >=5.3.0, which is now

PHP Form Operations When we work with HTML forms and PHP forms, it's important to remember that any form element in an HTML page can be used automatically for PHP scripts: Examples of forms: The above HTML page contains two input boxes [inputs

PHP using $_request details note In a report program, $_request is used to receive data to query a condition, $_request[' from ', and if not passed (the default), it gets the first from the existing data. After doing it, run the test locally, pass

PHP implements multi-process parallel execution script code Because the PHP process is not multi-threaded, some scenarios for convenience and improve performance, you can use PHP to achieve a multi-process to compensate for this

In the development of shopping e-commerce site, often involves the generation of orders, how to ensure that each order unique, in the PHP development site, PHP generates a unique order number method /*** generates a unique order number */public