PHP Tutorials

Example, PHP gets the user IP address. 111111111111 echo $_server[' REMOTE_ADDR ']; 2222222222222 function Get_local_ip () { $preg = "/\a (([0-9]?[ 0-9]) | (1[0-9]{2}) | (2[0-4][0-9]) | (25[0-5])) \.

traverse all files and folders under a folder function List_dir ($dirpath) { if ($dirpath [strlen ($dirpath) -1]!= "\ \") {$dirpath. = "\ \";} static $result _array=array (); if (Is_dir ($dirpath)) {

Session_Start (); Session_register ("A"); Session_register ("B"); Session_register ("C"); $A = "AAA"; $B = "BBB"; $C = "CCC"; $result = Session_destroy (); if ($result =1) {

@session_start (); Require_once ("smarty.php");//load Smarty template class Require_once ("adodb/adodb.inc.php");//Load ADODB Database Connecting to a database $dbhost = ' localhost '; Database server $dbuser = '

What is the role of bitwise-and-bitwise, or in the development process of PHP? /** * 1. Permission application * What permissions you have, add up the values corresponding to these permissions * For example:

Verification code File Class /** * @file * @version 1.0 * @author Net Prodigal * @date 2006-3-30 * @email [Email]sxf02615@163.com[/email] * @brief Verification code file class * */ ?>

Public Function fooaction () { Forward to another action on the current controller and module: $this->_forward (' bar ', NULL, NULL, array (' baz ' = ' bogus ')); } Public Function baraction () {

Unction ubb2html ($content) { Global $article; is automatically recognized if ($article [' isparseurl '] = = "1") { $content = parseURL ($content); } Automatic recognition End $content =

Automatic conversion character set supports array conversion function Auto_charset ($fContents, $from = ' GBK ', $to = ' utf-8 ') { $from = Strtoupper ($from) = = ' UTF8 '? ' Utf-8 ': $from; $to = Strtoupper ($to) = = ' UTF8 '? ' Utf-8

Restricted programs can only be browsed inside, the following is the PHP limit page can only be accessed from the browser code.In order to prevent their hard-working webapp was copy, want to restrict the program only in the inside, although the

Update Time: 20120102 /** * [Webodmin] (C) 2010-2099 Blank Inc. * This was not a freeware, use was subject to license terms * **/ function Subistr ($string, $length, $dot = ' ... ') {

Full PHP class, usually I will cooperate with smary use, quick use (plugins/function.rdate.php) /* * Data time functions. * Module */ Defined (' Tsky ') | | Die (' Permission denied! '); function

Curl Remote Get Verification code $CookieFile =tempnam ("./tmep", "Beast"); if (Isset ($_get["img"])) { $url = ' http://www.yto.net.cn/Controller/ValidateCode.aspx ';//Verification Code code $ch = Curl_init ($url);

Error_reporting in the use of PHP programming frequency, presumably everyone is very clear, this article introduces the usage of error_reporting, for everyone to learn the reference. If the parameter level is not specified, the current error levels

Start at the top of the page since we start a session Session_name (' Mysite_hit_counter '); Session_Start (); // $FN = ' hits_counter.txt '; $hits = 0; Read current Hits if ($hits = file_get_contents ($FN))

This is a very useful component that can be used to generate an edit form of the data, which is a very important component of the MST Library 3.1, which enables the loop nesting of the dbo form and the dbo form, is controlled in a form, and supports

Note: No matter how many headers the page has, it executes the last one, but is conditional, for example: Header (' location:http://bbs.it-home.org '); Header (' location:http://www.g.cn '); Header (' location:

Class DataBase { var $pConnect =false;//whether to use long connections var $mHost;//Database Host var $mDatabase; var $db; Database var $mUser;//Database user name var $mPwd;//database user password var

function Relativetime ($time = false, $limit = 86400, $format = ' g:i A M JS ') { if (Empty ($time) | | (!is_string ($time) &&!is_numeric ($time))) $time = time (); ElseIf (is_string ($time)) $time = Strtotime ($time); $now =

Some auxiliary functions of PHP: mysql_client_encoding () MySQL _get_server_info () Mysql_get_host_info () Mysql_get_client_info () Mysql_stat () Example: !--? php $link =mysql_connect ("localhost", "root",