PHP Tutorials

This article introduces, using PHP code to determine whether the Web page to enable gzip compression method, a friend may wish to make a reference.Collection of Web pages found file_get_contents saved to the local for garbled, the response of the

This section is the Nineth section of the PHP introductory tutorial, which describes the relevant content of PHP predefined arrays, and interested friends can refer to the learning.What's in this section: PHP Pre-defined arraysWhat is a predefined

$myfile = "./test.txt"; if (is_readable ($myfile)) { echo "This file is readable. "," \ n "; } else { echo "This file is unreadable.", "/n"; } if (is_writable ($myfile)) { echo "This file is

/** * Determine the search engine to route the page * edit:bbs.it-home.org */ $flag = false; $tmp = $_server[' http_user_agent '); if (Strpos ($tmp, ' Googlebot ')!== false) { $flag = true; } else if (Strpos ($

Class Employee { Defining constants Const AVAILABLE = 0; Const OUT_OF_STOCK = 1; Public $status; } Print employee::available; ?> Copy CodeExample 2, defining constants in a class

Define an abstract class Abstract class Staff { Abstract function hire (); Abstract function Fire (); abstract function promote (); Abstract function demote (); } ?> Copy

function D_rmdir ($dirname) {//Delete non-empty directory if (!is_dir ($dirname)) { return false; }//Bbs.it-home.org $handle = @opendir ($dirname); while (($file = @readdir ($handle))!== false) { if ($file! =

Information about the Statistics folder Number of statistical catalogs Format output Directory size unit: BYTES,KB,MB,GB function Getfoldersize ($path) { $totalsize = 0; $totalcount = 0; $dircount = 0;

/** * Func:delete_file * Params: $file file name * Multiple criteria to determine the deletion of files * by bbs.it-home.org */ function Delete_file ($file) { if (file_exists ($file)) { $delete =

!--? php /** * Calculate time remaining * by bbs.it-home.org * / Public Function gettime ($time _s, $time _n) { $time _s = strtotime ($time _s); $time _n =

This article introduces, under the PHP environment PHP-FPM configuration method, to the PHP-FPM configuration option and the method makes the detailed introduction, has the need friend reference.Contents of this section: PHP-FPM

!--? php /** * Remove duplicate values from the array * by bbs.it-home.org */ function Array_assoc_unique ($arr, $key) { $tmp _arr = Array (); foreach ($arr as $k = +

This article share, PHP implementation of the detection of a Trojan horse code, can be used to detect the 16-coded Trojan horse program, a friend of the need to refer to the next bar.This PHP test picture Trojan program, from the production

Chinese_money. Php Changing Arab money num-to-Chinese money num /* Functions List: Chinese_money_max () Before the decimal point This function can be taken separately to convert Arabic numerals to Chinese

Delete all file functions in the specified directory (folder) function Delfile ($dir) { if (Is_dir ($dir)) { $DH =opendir ($dir);//Open Directory List all files in the directory and remove them. And.. while (false!=

/** * Traverse files and folders * edit:bbs.it-home.org * 2013/10/12 */ function List_dir ($dirpath) { Determine if the character at the back of the path is a backslash, and if not, add a if ($dirpath [strlen

If you have http_x_wap_profile, it must be a mobile device. if (Isset ($_server[' http_x_wap_profile ')) { return true; } Copy CodeAnalysis: By getting the Http_x_wap_profile information returned by the client, it can

Copy Code2,php Code Section $x = $_request[' x ']; $y = $_request[' y ']; $format = $_request[' format ']; $site = $_request[' site ']; $surl = ' http://jbxue.com/screenshot_it.php?site= '. $site. '

Share a PHP implementation of the image processing class, you can set the text watermark and image watermark, etc., there is a need for friends reference.This section to share a picture processing class, simple implementation of the text watermark

/** * PHP File Download example * by bbs.it-home.org */ Ob_start (); $ua = $_server["Http_user_agent"]; $filename = "Script Academy _ File download. doc";//Note transcoding $encoded _filename = UrlEncode ($filename)