PHP

The code is as follows Copy Code /** File:SimpleImage.php* Author:simon Jarvis* copyright:2006 Simon Jarvis* date:08/11/06* link:http://www.white-hat-web-design.co.uk/articles/php-image-resizing.php** This are free software; You can

Note: Find php.ini in Windows directory Open edit, search Mbstring.dll, findExtension=php_mbstring.dll the front of the number, so the MB_SUBSTR function can be effective Example The code is as follows Copy Code $str = '

English: The code is as follows Copy Code function Tourl ($STR) {$str = preg_replace ('/[^a-za-z0-9]+/', '-', $str);$str = Trim ($str, '-');Return Strtolower ($STR);} Contains special characters:

Backup Restore functions The code is as follows Copy Code function Write_file ($sql, $filename) {$re =true;if (!@ $fp =fopen ("./www.111cn.net/". $filename, "w+")) {$re =false; echo "failed to open target file";}if (!

$d =array ( Array ("A",-20319), Array ("AI",-20317), Array ("an",-20304), Array ("Ang",-20295), Array ("AO",-20292), Array ("BA",-20283), Array ("Bai",-20265), Array ("Ban",-20257), Array ("Bang",-20242), Array ("Bao",-20230), Array

The code is as follows Copy Code Include (' class/class.phpmailer.php '); $config = Array (' Host ' => ' smtp.163.com ',' Port ' => ' 25 ',' User ' => ' * * *,' passwd ' => ' * * * *,' From ' => ' juva_zz@163.com ',' FromName ' => '

Example Comment on the expression using the label 1 to 60. The corresponding picture path/public/images/face/1.gif to/public/images/face/60.gif. The implementation method is to use the Preg_replace function to complete the display of the comment

This article illustrates the simplest method of string matching in PHP, which is implemented as follows: The code is as follows Copy Code /*The simplest string matching algorithm PHP implementation methodT:ababcabcP:abc0.1

Note: The original name of this article is Creating a Multi-File Upload Script in PHP. I think this article is generally written, and the code is not very professional, but it is short, and I can't find a better article at a time, so I translated it.

Needless to say, you have to find the PHP configuration file php. ini :)Open php. ini, first find;;;;;;;;;;;;;;;;; File Uploads;;;;;;;;;;;;;;;;;Region, which has the following parameters that affect file upload:File_uploads = on; whether to allow

III. Some injection techniques, many of which are personal discoveries1. Skills in union selectUNION is used to combine the results of multiple SELECT statements into one result set. Columns listed in the select_expression section of SELECT must be

1. Comparison of examplesExample 1: The code is as follows:Copy code $ Var1 = 1;Function test (){Unset ($ GLOBALS ['var1']); }   Test ();Echo $ var1;?> Because $ var1 is deleted, nothing is printed.Example 2: The code is as follows:Copy code

Garbled characters in uploaded Chinese name filesFind the following configuration code in ckfinder/config. php:  The code is as follows:Copy code /*If you have iconv enabled (visit http://php.net/iconv for more information ),You can use this

Assume that the following three files exist: localhost/demo The code is as follows:Copy code C. phpRequire_once ("a. php ");Require_once ("demo/B. php ");B: demo (); a. phpClass{} B. php's content is interesting, because it has to inherit CLASS

Wwwroot // The absolute path of the website root directory is: F:/wwwroot-- Folder_a // folderFile_a_a.phpFile_a_ B .phpFile_a_c.php-- Folder_ B // folder BFile_ B _a.phpFile_ B _ B .phpFile_ B _c.php-- Index. php*************************************

Set area: Simplified Chinese, UTF-8 encoding The code is as follows:Copy code Setlocale (LC_ALL, 'zh _ CN.UTF-8 ');

The code is as follows:Copy code $ Code = json_encode ($ str );$ Code = preg_replace ("# \ u ([0-9a-f] +) # ie", "iconv ('ucos-2', 'utf-8', pack ('h4 ', '\ 1') ", $ code );?>

Among the many predefined SERVER variables in PHP, $ _ SERVER ["REQUEST_URI"] is frequently used, but this variable is only supported by apache. Therefore, we need a more general method to obtain the value of REQUEST_URI. The code is as

The code is as follows:Copy code $ Arr = array       ('Name' => 'chia ','Age' => 20);$ Jsonencode = json_encode ($ arr );Echo $ jsonencode;?> The result is as follows:{"Name": null, "Age": 20}Chinese is blank. Why? Let's take a look at it.Let's

The method is as follows:$ Arr = array (............) ; // Assume that an array with 10 thousand elements contains repeated elements.$ Arr = array_flip ($ arr); // you can delete duplicate elements.What is going on? Let's take a look at the role of