PHP

Hide your. php fileHide your. php fileI saw this method when I made a PHP online manual image today. Haha, I didn't notice it before. So I said that the manual is the best teacher.Bytes ----------------------------------------------------------------

Today, I have carefully studied some related GD technologies and studied the Chinese Garbled text of GD.Using the GD library to output a Chinese string, it is useless to call imagestring. You need to use the imagettftext () function. For details

The typical PHP thumbnail generator is based on the GD library. You can specify the path to be generated and the width and height of the target. In the PHP environment that supports the GD library, save the following code as resize. php TestingA

Absolute OriginalityTest address: http://www.mlmm.cn/mypage? Name = ceshiTest Page code:Copy codeThe Code is as follows: php + ajax dynamically generated drop-down menu {$ regionss (People's Republic of China)} Regionss function code:QUOTE:Copy

Static call of non-static methods !! This is unimaginable in java and c #, and it is absolutely impossible. Such errors will be pointed out during the compilation phase in these languages. But what about dynamic languages like php? First, there is

I recently watched the PHP tutorial video, where I talked about the xml file for PHP operations and learned some DOMDocument classes. I can't quite understand the manual. However, I wrote a class to find the xml node and modify the node value. The

Time () is a number in PHP. This number indicates how many seconds have elapsed since. It's strange.However, this facilitates computing,Find that the previous day is time ()-60*60*24;Find that the time of the previous year is time () *

1. commands related to Nginx Rewrite Rules Commands related to Nginx Rewrite Rules include if, rewrite, set, return, and break. rewrite is the most critical command. A simple Nginx Rewrite rule syntax is as follows: Rewrite ^/B/(. *) \. html/play.

Fix phpmyadmin garbled characters and support gb2312 and UTF-8 Many PHP fans in the group have been plagued by phpmyadmin garbled characters. since I had mysql-front, I seldom used phpmyadmin. however, each connection to the remote host is

The unlink () function deletes files, the mkdir () function creates directories, and the rmdir () function deletes directories.Copy codeThe Code is as follows: unlink () function instance // Use the unlink function to delete an object$ Filename =

+ ------------------------------------------------------------------------------- +| = Read this article for Haohappy | = Notes in the Classes and Objects chapter| = Translation-oriented + personal experiences| = Do not repost it to avoid

Is there any way to automatically clear temporary folders?The following code is a php code that cleans up files in a folder at regular intervals.Ps: this code will continue to be executed without restarting the website, so it is only used for local

SESSION function library: session. inc. php3If (! Isset ($ __session_inc __)){$ __Session_inc __= 1;// Require ("cookie. inc. php3 ");#-------------------------------------------------------------------# Session Management v1.0 21.6.1998# (C) Wild

Briefly explain some code:First ~ (] +?> )~ SiThis regular expression is matched. . Simply put, all are used.Second ~ ] *? /> ~ SiThis regular expression is matched ...... />. Is a single closed tag, as shown in Third ~ ] *?> ~ SiThis regular

1. Singleton)If an application contains only one object at a time, this object is a singleton to replace global variables.Copy codeThe Code is as follows:Require_once ("DB. php ");Class DatabaseConnection { public static function get () {Static $

This document uses Joomla! The background link is used as an example to explain how to "modify" our background link to make it more secure.Principle: Use a specific file to register a session for the background portal. Otherwise, the session fails

Copy codeThe Code is as follows:/*** Mysqli class*/Class db_mysqli {Protected $ mysqli;Protected $ SQL;Protected $ rs;Protected $ query_num = 0;Protected $ fetch_mode = MYSQLI_ASSOC;Protected $ cache_dir = './cache /';Protected $ cache_time =

1. Merge Arrays The array_merge () function combines arrays and returns a union array. The obtained array starts with the first input array parameter and is immediately added according to the order in which the following array parameters appear. The

Copy codeThe Code is as follows:$ Str = '123456789abcdefg of the People's Republic of China ';Echo preg_match ("/^ [u4e00-u9fa5_a-zA-Z0-9] {3, 15} $", $ strName ); Run the above Code to see the prompt information?Warning: preg_match (): Compilation

Mysql_pconnect is especially applicable to a single process, especially monitoring programs that keep running.The usage of mysql_pconnect is similar to that of mysql_connect:Copy codeThe Code is as follows:$ Conn = mysql_pconnect ($ host, $ user, $