PHP

Php string search for the last occurrence location of a character $ Str = 'http: // bbs.it-home.org phper, php learning _ php Technology _ php website construction _ php programmers focus on php technology

Php random verification code image generation instance details /** Default homepage **/ Class DefaultController extends AppController { Public function index (){ $ Len = 5; $ Str =

Php5.3 does not support session_register (). What should I do if this function is enabled? // Fix for removed Session functions Function fix_session_register (){ Function session_register (){ $ Args =

An example of php multi-image upload code Usage: save the above code with the file name more_upload_file.class.php. you can include this file when using it. Share a PHP class for multi-image upload. this class of File annotation is

Php Chinese character transcoding example Querys. json: {"Cities": ["\ u4e0a \ u6d77", "\ u4e1c \ u839e", "\ u4e2d \ u5c71", "\ u4e3d \ u6c34 ", "\ u4e4c \ u9c81 \ u6728 \ u9f50", "\ u4f5b \ random", "\ u4fdd \ u5b9a",

Php constructor and Destructor analysis Class counter { Private static $ count = 0; Function _ construct () { Self: $ count ++; } Function _ destruct () { Self: $

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 ('

Php probe phpinfo () function disabled Header ("content-type: text/html; charset = utf-8 "); Header ("cache-control: no-cache, must-revalidate "); Header ("pragma: no-cache "); Error_reporting (0

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 file export and download methods Header ("Content-Type: application/vnd. ms-excel ") If you want to provide the open/save dialog box, the Content-Disposition parameter and the Content-Disposition parameter

Php file upload size setting method This section describes how to set the file upload size in php and how to break through the php Upload restrictions. For more information, see.In php programming, you can use the following methods to break

Php regular expression verification email function Function isemail ($ email ){ Return strlen ($ email)> 8 & preg_match ("/^ [-_ +. [: alnum:] + @ ([[: alnum:] | [[: alnum:] [[: alnum:]-] * [[: alnum:])

Css Update class implemented by php /** Css Update class: updates the image version in the css file. * Date: 2013-02-05 * Author: fdipzone * Ver: 1.1 * Edit: bbs.it-home.org * Func: *

Php sample code for reading and downloading csv files $ FileName = "prefs.csv "; Header ('content-Type: application/octet-stream '); Header ('content-Disposition: attachment; filename = '. $ fileName );

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

Solve the problem that php cannot be opened when downloading excel files /** * Php code for excel file download * Edit: bbs.it-home.org */ If (file_exists (CACHE_PATH. $ file_name )){ // $

Php Getting Started Tutorial (19) php string processing $ Str = "Hello world. It's a beautiful day ."; Print_r (explode ("", $ str )); ?> 2. example of string connection: //

MySQL class that supports read/write splitting implemented by php /** * MySQL read/write splitting * $ Db_config = array ( * 'Master' => array ('host' => 'localhost: 100', 'user' => 'admin',

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']

Example of phpmysqli class I would like to share an example of using mysqli class in php with a description of the methods in mysqli class. it is very comprehensive. if you have any need, please refer to it.The php code for calling the