PHP

Copy codeThe Code is as follows:Private function _ deleteSubNode ($ ids ){ $ SubNodes = array ();$ Mod = D ('node ');Foreach (explode (',', $ ids) as $ k ){$ Res = $ this-> _ getSubNode ($ k, $ subNodes [$ k], $ mod); // obtain the subnodeIf (!

As follows:Copy codeThe Code is as follows:$ T = new executeTime;Phpinfo ();Class executeTime {Private $ microtime;Public function _ construct (){$ This-> microtime = microtime (true );}Public function getNow (){$ This->__ dectruct ();}Public

Copy codeThe Code is as follows:$ Name = 'today 3? , Very/cold ';$ Name = strtolower ($ name );// $ Name = preg_replace ('/[^ a-z0-9 \ s]/', '', $ name );$ Name = preg_replace ('/[\. \ s + \?, \/"]/',' _ ', $ Name); // change spacesEcho $

Copy codeThe Code is as follows:Function encode_pass ($ tex, $ key, $ type = "encode "){$ ChrArr = array ('A', 'B', 'C', 'D', 'E', 'F', 'G', 'h ', 'I', 'J', 'k', 'l', 'M', 'n', 'O', 'P', 'Q', 'R ', 'S ', 't', 'U', 'V', 'w', 'x', 'y', 'z ','A', 'B', '

Copy codeThe Code is as follows:Function encode_pass ($ tex, $ key, $ type = "encode", $ expiry = 0 ){$ ChrArr = array ('A', 'B', 'C', 'D', 'E', 'F', 'G', 'h ', 'I', 'J', 'k', 'l', 'M', 'n', 'O', 'P', 'Q', 'R ', 'S ', 't', 'U', 'V', 'w', 'x', 'y',

Php processes do not support multithreading. In some scenarios, you can use php to implement multi-process to make up for this deficiency:Copy codeThe Code is as follows:#! /Usr/bin/env php$ Cmds = array (Array ('/apps/bin/launcher. php',

// This paging class does not process SQL;// The paging function is greatly accelerated// Http://blog.csdn.net/fkedwgwy// Xiaoxiang blog-Xiaoxiang/**DemoRequire_once ('../libs/classes/page. class. php ');$ Page = new page (array ('Total' => 1000,

Base64 + gzinflate compressed (encrypted) files are usually Compression (encryption) code: Copy codeThe Code is as follows:Function encode_file_contents ($ filename ){$ Type = strtolower (substr (strrchr ($ filename, '.'), 1 ));If ('php' = $ type &

Class Helper_Page {/** Total Information count */Var $ infoCount;/** Total page number */Var $ pageCount;/** Number of entries displayed per page */Var $ items;/** Current page number */Var $ pageNo;/** Start position of the query */Var $ startPos;/*

Package Functions ~ Easy and convenient! Although the compression ratio is a little worse than winrar, it does not matter. After all, it is only packaged for download.It saves you the trouble to package your site on the server. If the server is not

Exec ("/bin/grep-R' $ oldword' $ rootpath", $ results, $ errorCode );If ($ errorCode ){If ($ errorCode = 1 ){Echo "Possibly no files were found? $ Oldword in them \ n ";}Echo "OS Error: $ errorCode \ n ";Echo "Check 'man errno' and count down \ n

The Session is stored on the server as a text file, so the client is not afraid to modify the Session content. In fact, in the Session file on the server side, PHP automatically modifies the Session file permissions, only retaining the system read

Copy codeThe Code is as follows:Function GetIP () {// obtain the IP addressIf ($ _ SERVER ["HTTP_X_FORWARDED_FOR"])$ Ip = $ _ SERVER ["HTTP_X_FORWARDED_FOR"];Else if ($ _ SERVER ["HTTP_CLIENT_IP"])$ Ip = $ _ SERVER ["HTTP_CLIENT_IP"];Else if ($ _

The following is the program code:Copy codeThe Code is as follows:Function uhtml ($ str){$ Farr = array ("// \ S +/", // filter unnecessary Spaces// Filter and other code that may introduce malicious content or maliciously change the display layout.

First, use the Header method to set the message Header Cache-controlQUOTE:Header ('cache-control: private, must-revalidate'); // supports page Jump backSecond, use the session_cache_limiter method.QUOTE:// Note that it should be written before the

Instructions for using the header () function:I. role:~~~~~~~~~PHP only sends the HTML document header to the browser using the HTTP protocol to tell the browser how to handle the page. As for the transmitted content, you need to familiarize

# Html published by the user to filter dangerous codeFunction uh ($ str){$ Farr = array ("// \ S +/", // filter unnecessary Spaces"/] *?)> /IsU ", // filter the code that may introduce malicious content or maliciously change the display layout. If

For example$ Array3 = array ("gender" => "male", "name" => "not a woman ");$ Array4 = array ("gender" => "unknown", "Looks" => "handsome ");After the merge, the latter will overwrite the former, so that after the merge, it will becomeArray ([gender]

First, create a query page:Copy codeThe Code is as follows: Add record Employee name: PC name: You should remember that you have already introduced the technology of transferring values between PHP pages in previous topics. Similarly, on this page,

Subscript: The identifier of an array, that is, the code of a string or integer in the array.Several index values in the array are called dimension arrays.Index value: an index is a structure that sorts the values of one or more columns in a