PHP

  code is as follows copy code /* Call Tencent's API interface return result var ipdata = new Array ("114.238.55.147", "", "Jiangsu province", "Huaian"); 0 for IP address 1 for Null 2 is the province 3 is the city */

The code is as follows Copy Code if (Preg_match_all ("/http://[^")]+[.jpg|. Gif|. Jpeg|. Png]+/ui ", Stripcslashes ($content), $aliurl)) {$i = 0; Multiple files + +while (the list ($key, $v) = each ($aliurl [0])) {echo $v. "

PHP City Unlimited Classification ClassID Classfid className ClassCount1 0 China 02 1 Zhejiang 03 1 Jiangsu 04 2 Hangzhou 05 4 West L. District 0IfFindfather (' 4 ', ' 0 ') shows => HangzhouFindfather (' 4 ', ' 1 ') shows => ZhejiangFindfather (' 4

if ($insert && $insertsql) {PHP Bulk save data and batch update data$keystr = $valstr = $tmp = ';foreach ($insertsql as $key => $val) {if ($val) {$keystr. = $tmp. $key;$valstr. = $tmp. "'". Addslashes ($val). "'";$tmp = ', ';}}if ($keystr && $valstr)

PHP character intercept function function Sub_str ($title, $lengh) {if (strlen ($title) > $lengh){$PP = 2;$len =strlen ($title);if ($len%2<>0){$pp = 1;}$title =substr ($title, 0, $lengh-$pp);$title = $title. ';}return $title;} //------------------

PHP page-Class functionsfunction Getpagebar ($count = 0){$bad _link_color = "#C0C0C0";$page ["url"] = eregi_replace ("&page=[^&]+", "", BaseName ($_server[script_name)). $_server[query_string]);$page ["result_count"] = (string) $count;$page

The following one is to determine whether the domain name entered is legal, and then the http,https,ftp for processing, analysis and send function _scan_url (){$req = $this->_url;$pos = Strpos ($req, '://');$this->_protocol = Strtolower (substr

Common php functionsStrstr (string, string) // truncate from the place where a string appears for the first time to the endStrrchr (string, string) // captures a string from its last position to its end.Strpos (string, string [, int]) // position

The index. php file is shown in the following figure. The code is as follows:Copy code Header ("Content-type: text/html; charset = GBK"); // output encoding to avoid Chinese garbled characters?> ajax paging demonstration $ Page = isset ($ _ GET [

Directly run the code:The following example shows how to delete the html of a specified directory. If you want other files, you only need to change the html to the suffix you want to delete. The code is as follows:Copy code $ Lanmu = array

Core code The code is as follows:Copy code $ T1 = microtime (true );//... Execute the code...$ T2 = microtime (true );Echo 'elapsed Time'. round ($ t2-$ t1, 3). 'Second '; The core code above is described in detail below The code is as follows:

1. Do not judge the total length. You can add the total length;2. Supports domain name suffixes such as .net.cn and .com.cn;3. The mailbox name must start with a letter or number and can contain "-" and "_" in the middle;4. The domain name must

Array_slice () The first parameter is the array to be cut, the second parameter is the starting position, and the third parameter is the length.It is to cut the $ arr array and count it three times from 0th elements. The code is as follows:Copy

Array sorting methodThere are two types:1. Internal (memory) sorting2. External sorting (large data volume, insufficient memory, externalStorage)----------------Sorting is a basic skill for programmers.I. Internal sorting(1) exchange sorting1.

  The code is as follows:Copy code Function removeDir ($ dirName){ If (! Is_dir ($ dirName ))    { Return false;    } $ Handle = @ opendir ($ dirName );While ($ file = @ readdir ($ handle ))! = False)    { If ($ file! = '.' & $ File! = '..')     

I recently encountered code conversion problems in writing bbs. After searching for a long time, we can get a perfect solution to completely restore the author's original article.The following post is for your correction.System: linux php4 oracle8i//

1. PHP and ASPASP is actually not a language. It is just the abbreviation of Active Server Pages. The syntax used in ASP is actually a script version of Visual Basic. The biggest drawback is that ASP was born on Microsoft's Internet Information

Function validate ($ value, $ onoff = 0, $ type = 3, $ len = 100, $ msg = 'fill in error '){If (trim ($ value )! = "") {// If there is any contentIf (! Is_int ($ len ))Exit (" ");Preg_match_all ("/[xa0-xff]?. /", $ Value, $ arr); // mix Chinese and

Global $ charset;If (strlen ($ string) Return $ string; }$ String = str_replace (array ('& amp;', '& quot;', '& lt;', '& gt;'), array ('&', '"', ''), $ string );$ Strcut = '';If (strtolower ($ charset) = 'utf-8 '){$ N = $ tn = $ noc = 0;While ($ n $