PHP

The phpimagick function sets the image background to transparent. $ Image = new Imagick('1.png '); $ Image-> borderImage (new ImagickPixel ("white"), 1, 1 ); $ Image-> paintfloodfillimage

Php magic variables and magic function examples Echo 'This is LINE'. _ LINE '; ?> Output result: This is line 2.The complete path and FILE name of The _ FILE. If it is used in a file to be included, the

How to open a php file How to open a php file Before answering this question, let's first understand what php is.PHP is short for Hypertext Preprocessor. PHP is an embedded HTML language. it is a scripting language that executes

Php regular expression to obtain Image url method summary Header ("Content-type: text/html; charset = utf-8 "); $ Str =''; $ Pattern = "/[img | IMG]. *? Src = ['| \ "] (. *? (? : [.Gif |. jpg]) ['| \ "]. *?

Detailed explanation of PHP paging code (with instance attached) // Establish a database connection $ Link = mysql_connect ("localhost", "mysql_user", "mysql_passWord ") Or die ("cocould not connect:"

Share: an example of PHP paging instance code /** * Filename: ext_page.class.php * @ Package: phpbean * Descr paging ption: powerful paging mode. it adopts four paging modes, which are similar to baidu

Phpsql injection attacks and precautions // Supposed input $ Name = "ilia '; delete from users ;"; Mysql_query ("SELECT * FROM users WHERE name = '{$ name }'"); Obviously, the command executed by the database

Php image cropping and scaling methods /* Check whether the original file exists and obtain the information of the original file */ $ Org_info = @ getimagesize ($ img ); $ Img_org = $ this-> img_resource ($ img, $

PHP simulated logon to QQ mailbox to obtain the QQ friends list /** * @ File class. qqhttp. php * QQ mail login and retrieval class * @ Author wc * @ Site bbs.it-home.org

Php filters website links in html to implement the domain name whitelist function /** * Filter out site links * @ Param array $ local_domain this site domain name array * @ Param string $

Php character encoding Page title Hello! Open this page of the website in ie browser. As you can see, the page is displayed normally. In the ie

Php Chinese character transcoding GBK to Big5 encoding conversion // Php Chinese character transcoding Class qswhBig5 { Var $ qswhData; Function qswhBig5 ($ filename = "qswhBig5.php "){ $ This->

Differences between php page encoding and mysql database encoding 3. php or html file encoding: use editplus to open the php file or html file. if the database and page encoding are gbk, the encoding

Common escape character functions in PHP This article describes common character escape functions and security functions in PHP. these functions can be used to filter out most common attack methods, such as SQL injection.This section

Reference for setting csv file headers generated by php $ CsvContent = "qwe, qwe/n "; Header ("Content-Type: application/vnd. ms-excel; charset = GB2312 "); Header ("Pragma: public "); Header ("Expires:

Php two-dimensional array sorting method (array_multisortusort function) $ Users = array ( Array ('name' => 'Tom ', 'age' => 20) , Array ('name' => 'anny ', 'age' => 18) , Array ('name' => 'Jack', 'age' => 22)

Example of using mysql database to store session in php Create table 'DB _ session '( 'Sskey' char (32) not null, 'Expiry' int (11) unsigned not null, 'Value' text not null, Primary key ('sskey ') )

A handy php file Upload processing class //------------------------------------- // File description: File Upload processing class // File author: Jesse Lee //-------------------------------------

Php simulates post to submit data Php simulates post submission of data, which is of great use and can be used for website Collection and login. // Use a program to log on to a forum as an example. Function

Php unlimited classification parent-child tracing method Php unlimited classification parent-child tracing method // Return all leaf nodes Public function scanNodeOfTree ($ result, & $ array = array (), $ parentId = 0, $