PHP

Install the GD library file before using basic image creation functions. If you want to create a function using JPEG-related images, you also need to install the jpeg-6b, and if you want to use the type 1 Font in the image, you must install

Use the latest PHP syntax file and automatically complete the file (PHP CodeThe Automatic completion function is disabled ). Only zendstudio zendcodeanalyzer1.2.2 is integrated as a PHP Code Analyzer. Does not rely on the runtime environment of

/*---------------------- Filter HTML CodeFunctions -----------------------*/ Function htmlencode ($ string ){ $ String = trim ($ string ); $ String = str_replace ("&", "&", $ string ); $ String = str_replace ("'", "'", $ string ); $ String =

// Convert the fullwidth number into a halfwidth number Function getalabnum ($ fnum ){ $ Nums = array ('0', '1', '2', '3', '4', '5', '6', '7 ', '8', '9 ','. ','-',' + ',':'); $ Fnums = array ('0', '1', '2', '3', '4', '5', '6', '7 ', '8', '9 ','. '

Let's take a look. CodeFragment: Copy codeThe Code is as follows: $ IP = "1.1.1.255". CHR (0). "Haha "; If (ereg ("^ [0-9] {1, 3 }\. [0-9] {1, 3 }\. [0-9] {1, 3 }\. [0-9] {1, 3} $ ", $ IP )){ Echo $ IP; } Else { Echo "unknown "; } This ereg

I always forget which file I put a sentence in. I just killed all of them... CopyCode The Code is as follows: If (! Isset ($ DIR) or empty ($ DIR )){ $ Dir = str_replace ('\', '/', dirname (_ file __)); Echo "". $ dir. " "; } Else { $ Dir = $ _ Get

1. Learn PHP in one weekFtp://ftp.cycu.edu.tw/CNA/Course... OS/040816_php_1.wmvFtp://ftp.cycu.edu.tw/CNA/Course... OS/040817_php_2.wmvFtp://ftp.cycu.edu.tw/CNA/Course... OS/040816_php_3.wmvFtp://ftp.cycu.edu.tw/CNA/Course... OS/040816_php_4.wmvFtp://

CopyCode The Code is as follows: // Define database variables$ Db_type = "MySQL ";$ Db_host = "localhost ";$ Db_user = "root ";$ Db_pass = "";$ Db_database = "Ai-part ";Require_once ("../ADODB. Inc. php ");$ Db = newadoconnection ("$ db_type"); //

First: PHP Section CopyCode The Code is as follows: If ($ _ FILES ['file'] ['error']> 0 ){ Echo '! Problem :'; Switch ($ _ FILES ['file'] ['error']) { Case 1: Echo 'file size exceeds server limited '; Break; Case 2: Echo 'the file is too large! '

Note: The following functions do not use regular expressions. The above are the three functions that match the first one to achieve the same purpose. Function str_cut ($ STR, $ start, $ end) {// obtain the first match, with the highest

// [Warning]: do not modify it without permission // Configure //----------------------------------------------------------------------------------- ------- // Configure //------------------------------------------------------------------------------

Code Reuse Include () Require () These two functions are used to reference files. The difference is that when processing fails, include () generates a warning and require () is a dense error. Include_once () Require_once () These two functions are

Create a file as follows. Connect to the database in step 1st, write the file, and then read it. CopyCode The Code is as follows: $ Mysql_server_name = "localhost "; $ Mysql_username = "root "; $ Mysql_password = ""; $ Mysql_database = "DB "; //

USD o = 0.1;For ($ A = 1; $ A $ O + = 0.1;Echo " intval ('$ o') =". intval ($ O );If (intval ($ O )){Print ("true ");} Else {Print ("false ");}}?> Result:Intval ('0. 2') = 0 falseIntval ('0. 3') = 0 falseIntval ('0. 4') = 0 falseIntval ('0. 5') = 0

Author: xling First, check the download of the xls file: // Header ("cache-control: Public ");Header ('content-type: Application/vnd. MS-Excel ');Header ("content-Disposition: attachment; filenameappsreport.xls "); If you do not add the first

1. TransitProgramInclude. inc CopyCode The Code is as follows: Include_once 'include/base. php '; $ Path = ''; $ Url = isbase: decrypt (urldecode ($ _ server ['query _ string']); Parse_str ($ URL); // get the variable passed through the URL

This is where the RSS reading Function Program On the basis If an array string is output and the encoding problem is solved. PHPSource codeAndCodeThe detailed explanation is as follows: // RSS source address list Array$ Rssfeed = array ("http:

1. Purpose of this function: Remove repeated elements in the array and sort by key names Function assoc_unique ($ arr, $ key ){ $ Tmp_arr = array (); Foreach ($ arr as $ K =>$ v ){ If (in_array ($ V [$ key], $ tmp_arr )){ Unset ($ arr [$ K]); }

301 definition of redirection 301 redirection (or 301 redirection, 301 redirection) is the header information in the HTTP data stream returned by the server when a user or search engine sends a browser request to the website server) indicates that

Copy codeThe Code is as follows: Function pykey ($ py_key) { $ Pinyin = 65536 + pys ($ py_key ); If (45217 { $ Zimu = ""; Return $ zimu; } If (45253 { $ Zimu = "B "; Return $ zimu; } If (45761 { $ Zimu = "C "; Return $ zimu; } If (46318 { $ Zimu =