PHP Tutorials

1. Generating random String Functions function Random ($length) { $hash = @#@#; $chars = @ #abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz @#; $max = strlen ($chars)-1; Mt_srand (Double) microtime () * 1000000); for ($i = 0; $i

Here's how to use this: 1. Strstr: Returns a string from the beginning of the judged character to the end, if there is no return value, does not contain Copy CodeThe code is as follows: /* For example in manual */ $email = ' user@example.com '; $

First, build PHP environmentDownload PHP 5.2.6 source code and unzip Compile and install, build PHP environment Second, create an extension project Enter the source directory CD php5.2.6/ext/ ./ext_skel--extname=my_extCreate a project named My_ext

Copy CodeThe code is as follows: /*** Function: Pagination class* Author: phpox* Time: Sat Jul 18:15:02 CST 2007*/Defined (' phpox ') or Die (Headers ("http/1.1 403 not Forbidden"));Class page{Public $infocount;Public $pagecount;Public

/** * Function: Generate thumbnail image * Author: phpox * Date: Thu 09:57:05 CST 2007 */ Class Creatminiature { Public variables var $srcFile = ""; Original var $echoType; Output picture type, link--not saved as file; file--saved as File var $im =

MYSQLND is integrated in the PHP source tree, and unlike the original Libmysql, MYSQLND is more closely connected to the kernel. Officials say the memory footprint is about 40% savings. It's faster. By the way. if Mysql_connect () [2002]

The code is as follows: Copy CodeThe code is as follows: Session_Start (); Define (' p_s ', path_separator); Define (' ROOT ', './'); Set_include_path (ROOT. p_s. ' Zend '. p_s. Root.get_include_path ()); Loading the Zend Framework Require_once

Very helpless, did not think of any good way, then a flash of inspiration. Put a PHP page, which can directly bounce back to the shell, not to mention the console under the operation than the Webshell more convenient, there will be no time-out or

$conn =ocilogon ("username", "password", "(Description= (address= (PROTOCOL =tcp) (HOST=IP) (PORT = 1521)" (Connect_data = (SID=LCX))) " ); $sql = "SELECT * from All_tab_columns where table_name= ' MEMBER '";//table Structure $sql = "Select User_id,

Copy the Code code as follows: /* A new PHP sentence Cmdshell (not a word trojan) Principle: PHP Run-time if you meet the character "(keyboard ~ symbol of the next key) will always try to execute the command contained inside, and return the result

Uchome code is still very good, learn! Copy CodeThe code is as follows: /** * Define some constants */ @define (' In_uchome ', TRUE); It is said to prevent the file from being illegally included Define (' X_ver ', ' 1.2 '); Uchome version Define ('

ChDir: Change directory. Dir: Catalog Category class. Closedir: Close directory handle. Opendir: Open Directory handle. Readdir: Read directory handle. Rewinddir: Resets the directory handle. ChDir Change the directory. Syntax: int chdir (string

But we can replace it with a regular: Copy CodeThe code is as follows: function Dhtmlspecialchars ($string) { if (Is_array ($string)) { foreach ($string as $key = = $val) { $string [$key] = Dhtmlspecialchars ($val); } } else { $string =

Many people first want to start to optimize the program from the server cache, many different server caches have their own characteristics, such as I have been involved in some projects, according to the cache hit rate of different use of

There are some features not added to, such as automatic renaming, image processing and so on. You can add them as needed. Use: $up = new Upfile (root_path. ' data/'. Date ("Ym", Time ()), array (' gif ', ' jpg ', ' jpeg '), true); $fileimg =

The current script URL function Get_php_url () { if (!empty ($_server["Request_uri")) { $scriptName = $_server["Request_uri"]; $nowurl = $scriptName; }else{ $scriptName = $_server["Php_self"]; if (Empty ($_server["query_string"])) $nowurl =

user-define-session-inc.php File Code: Copy CodeThe code is as follows: function Mysession_open ($save _path, $session _name) { @mysql_connect ("localhost", "root", "1981427")//Select the database before you need to connect to the database

Can be preceded by the error statement plus @ You can also modify php.ini Php. INI error_reporting = E_all caused, if you do not want to see this hint, you can error_reporting = E_all &~e_notice. You can also add error_reporting (0) to the top

Framework Workflow: Load frame file load parameter settings object initialize settings load project settings parameters get controller and Controller method execute controller Event Examples of use are: Copy CodeThe code is as follows: Class

Copy CodeThe code is as follows: # set $domain for your domain (note no www) $domain = "Jb51.net"; # set URL, note no post-dash/ $docroot = "Http://jb51.net"; # Set font for error messages $fontface = "Verdana"; # Set the font size for 404