PHP

Php uses the request header to obtain the remote Image size $ Fp = fsockopen ("www.baidu.com", 80, $ errno, $ errstr, 30 ); If ($ fp ){ // Set the request to HEAD. $ Out = "HEAD/img/baidu_sylogo1.gif

The entire process of installing phpgd Library in yum in linux [Root @ jbxue ~] # Yum install php-gd * Setting up Install Process Setting up repositories Base 100% | ===================================|

Php xml file parsing class (with demo code) /** XML file analysis class * Date: 2013-02-01 * Author: fdipzone * Ver: 1.0 * Edition bbs.it-home.org * Func: * LoadXmlFile ($ xmlfile)

Code for reading files by row (implemented in php and c) /** * Reading files by row * @ Param string $ filename * @ Site bbs.it-home.org */ Function readFileByLine ($ filename) { $

The PHPGD Library dynamically generates the line chart instance code /** * The php GD library generates line charts, bar charts, and pie charts. * By bbs.it-home.org */ $ Img_gao = 170;

Php truncates a string (utf8 without garbled characters) /** * String truncation function * By bbs.it-home.org */ Function msubstr ($ str, $ start, $ len ){ $ Tmpstr = ""; $ Strlen = $

Php code for compressing multiple CSS files /* * Compressing css files * By bbs.it-home.org /* Header ('content-type: text/css '); Ob_start ("compress "); Function compress ($

PHP compresses html function code // Function name: compress_html // Parameter: $ string // Return value: compressed $ string // By bbs.it-home.org Function compress_html ($ string ){ $

Phpflashchart column chart generation instance // Url format Function embSwfWithUrl (dataurl, pcon ){ Var params = { "Wmode": "transparent ", "Menu": "false ", "Scale": "noScale ",

Simple example of removing 3D php arrays // Create an empty array. $ Tmp_array = array (); $ New_array = array (); // 1. loop all rows. ($ val is a row) Foreach ($ my_array as $ k => $ val )

Two example of removing repeated data from the array using php /** * Remove repeated data from the array * By bbs.it-home.org **/ $ Input = array ("a" => "green", "", "red", "B" => "green",

The phpdate function is used to format the output time in a specified range. /** * The date function is used to format the time in the specified output range. * By bbs.it-home.org */ $ Stand = "201

PHP code for removing duplicate image files /** * Remove duplicate image files * By bbs.it-home.org */ Exec ("find.-type f", $ lines ); $ Arr = array (); $ Del = array (); $

Php Chinese string truncation function (very useful) /** * Chinese string truncation function * By bbs.it-home.org */ Function cut_str ($ string, $ sublen, $ filter = true, $ start = 0, $

Php Getting Started Tutorial (7) PHP functions Function writeMyName () // Bbs.it-home.org Echo "jeremyLin "; } WriteMyName (); ?> 2. function-adding a

Php calculates the specified folder information (number of folders, number of files, folder size) // Format the size of the output directory. unit: Bytes, KB, MB, and GB. // You can also count the number of

Simple example code of php mathematical functions A small example of php mathematical functions -bbs.it-home.org Echo abs (-1); // returns the absolute value function. Echo"####

Analysis of Program Design Principles of intra-group messaging Php_user_info -------------------- Uid username password User id, user name, and password -------------------- 2. the table that saves

MysqlProxy read/write splitting configuration and phpmysql read/write splitting Mysql-proxy \ -Proxy-backend-addresses = narcissus: 3306 \ -Proxy-backend-addresses = nostromo: 3306 3. Database read/write

Function code used by php to determine character sets and transcode Function safeEncoding ($ string, $ outEncoding = 'utf-8 ') { $ Encoding = "UTF-8 "; For ($ I = 0; $ I { If