PHP

Basic usage of phpexcel class library // Write an excel file // Include class Require_once ('classes/PHPExcel. php '); Require_once ('classes/PHPExcel/Writer/excel2007.php '); $ ObjPHPExcel

How to execute linux commands in php $ Last_line = system ("ls", $ retval ); Echo "Last line of the output:". $ last_line; Echo" Return value: ". $ retval; ?> Exec function description:

Explode function usage instructions // Example 1 $ Pizza = "piece1 piece2 piece3 piece4 piece5 piece6 "; $ Pieces = explode ("", $ pizza ); Echo $ pieces [0]; // piece1 Echo $ pieces [1]; //

Example of using google Map interface to develop applications in php Function selected ($ param, $ value ){ If ($ param = $ value) print "SELECTED "; } # Collect any form data to control the display

Php + mysql paging query code and demo // To avoid errors caused by repeated file inclusion, the following conditions are added to determine whether a function exists: If (! Function_exists (pages )){

Php verification code php non-preset image generation verification code This article describes how to generate a verification code for a php non-preset image. you do not need to preset the verification code picture on the server. The image

How does the Sina SAE cloud platform use codeigniter database configuration? $ Db ['default'] ['hostname'] = SAE_MYSQL_HOST_M; $ Db ['default'] ['username'] = SAE_MYSQL_USER; $ Db ['default'] ['password'] =

Php Chinese characters and hexadecimal encoding conversion methods // Convert Chinese characters to hexadecimal encoding Function hexencode ($ s ){ Return preg_replace ('/(.) /es ', "str_pad (dechex (ord ('

Html special character filtering php class [Code] class HtmlFilter {/*** filter special characters in a string * @ static * @ param $ content * @ return string */public static function filterSpacialHtmlChar ($ content) {if (empty ($ content)

Php checks whether the string is full of Chinese characters or contains Chinese characters. $ Str = "'2014 Is "; If (! Eregi ("[^ \ x80-\ xff]", "$ str ")){ Echo "all Chinese "; } Else { Echo "not

Php recursive example php recursive function code // Recursively obtain the role ID string Function explodeRole ($ roleObj, & $ resultStr ){ If (0 childRoleObjArr )){ Foreach ($ roleObj->

PHP line chart generation functions and examples /* * Generate a line chart in php * By bbs.it-home.org */ Function line_stats_pic ($ value_y, $ width, $ high, $ strong = 1, $ fix = 0 ){ // Y

Six methods for renaming uploaded images in php /* Com_create_guid () is a function supported by php5. you can customize unsupported versions by yourself; */ Function guid (){ If (function_exists (

Example of phpcookie counter using cookie to create a counter /** * Cookie counter instance * By bbs.it-home.org * Date: 2013-9-29 */ If (! Isset ($ _ COOKIE ['visits ']) $ _ COOKIE ['visits']

Php package a group of files as a zip package class /** * Zip file creation class. * Makes zip files. * * @ Access public */ Class zipfile { /** * Array to store

Usage analysis of PHP double quotes and single quotes In this article, I have encountered a problem of double quotation marks and single quotation marks in php in my actual work, with a solution attached. if you have any need, you can

Quick url rewriting method in php5.3 or later versions # --------------. Htaccess start --------------- RewriteEngine on RewriteRule! \. (Js | ico | gif | jpg | png | css | swf | htm | txt) $ index. php

PHP Lunar Calendar Conversion PHP Lunar Calendar Conversion /* School of Computer Science and Engineering, Qujing Normal University, Yunnan province-Edited by Yang Haixi 9-9-3 */ Class Lunar {

Form toolkit with synchronization token It is said that the Shenzhen 2011 Universiade is not coming, so I was arrested by the Youth League Committee to serve as a volunteer service station. A small form toolkit is written in the process.

Input validation using the filter function in php If (isset ($ _ GET ["value"]) { $ Value = $ _ GET ["value"]; } Else { $ Value = false; } If (is_numeric ($ value) & ($ value >=15 & $