PHP

Copy codeThe Code is as follows:// Convert Xml to an array, including the Root KeyFunction xml_to_array ($ xml){$ Reg = "/] *> ([\ x00-\ xFF] *) /";If (preg_match_all ($ reg, $ xml, $ matches )){$ Count = count ($ matches [0]);For ($ I = 0; $ I {$

Copy codeThe Code is as follows:$ Path = $ DOCUMENT_ROOT;$ Path = str_replace ("/", "\", $ path );// Specify a folder$ Path = $ path. "\ web \ study \\";// Obtain all objects$ S = explode ("\ n", trim ('dir/B/o: gn $ path '));// Obtain all HTML file

Copy codeThe Code is as follows:Function genpage (& $ SQL, $ page_size = 10){Global $ pages, $ sums, $ eachpage, $ page; // total number of pages, total records, per page, current page$ Page = $ _ GET ["page"];If ($ page = 0) $ page = 1;$ Eachpage =

1. extends can only be inherited separately.Public protected private attribute_ Construct ()_ Destruct ()_ Get () read Private Members_ Set ($ n, $ v) sets private members2. Access the parent class function: (c ++ is also called the scope operator)73

Copy codeThe Code is as follows:/*** Remotely start the computer* Note: iis/apache requires windows/system/cmd.exe execution permission.* Name: Xue rufei* Qq: 6706250* E-mail: xuerufei@163.com* Date: 08.08.28**/If (isset ($ _ POST ['cmd']) {$ Cmd =

The reference in PHP means that different names access the same variable content.The pointer in the C language is different from the pointer in the C language. The pointer in the C language stores the address where the variable content is stored in

In addition, it is 3 times less efficient. Therefore, you must be careful with recursion in PHP.I recently wrote a fast Sorting Algorithm and found that the recursive efficiency in PHP cannot be one-size-fits-all. It may be different on different

These arrays are very special and they take effect globally, for example, automatically within any range. Therefore, it is usually called autoglobals or superglobals ).Copy codeThe Code is as follows:$ A = "PHP tutorial network ";Echo "Get the

I spent more than two minutes watchingThinkPHPFramework, do not want to know all its advanced theories too deeply. Just want to know how to use it, you can quickly build a website. So there is a choice. After two minutes, it is still confused. So I

1. If a method can be static, it will be declared as static. The speed can be increased to 4 times.2. echo is faster than print.3. Use multiple echo parameters instead of periods to replace string connections.4. determine the maximum number of

Pie ChartCopy codeThe Code is as follows:// + ------------------------ +// | Pie3dfun. PHP // public function |// + ------------------------ +Define ("ANGLE_STEP", 3); // defines the angle step when an elliptical arc is drawn.Define ("FONT_USED", "C:

Copy codeThe Code is as follows:/** Php smtp mail Scoket class* ZhozPhpSmtpSendMail. php* Created on 2008/09/02 zhoz.com* @ Author zhoz* V 1.72 update 2008/09/26 zhoz. Com*/Class ZhozPhpSmtpSendMail {// Your SMTP server supplier, which can be a

Copy codeThe Code is as follows:Define ("ROOT_DIR", dirname (_ FILE __));Class EcodeFlv {Var $ fromFile; // uploaded fileVar $ toFilePath; // save the file pathVar $ toPicPath; // Save the image pathVar $ mpeg; // path of the ffmpeg.exe FileVar $

The answer to the written test is not very good, especially for the JS part, which is why I haven't reviewed it for a long time.On the machine, the question is to write a class similar to google paging. When we want to take the maximum integer

Although a large number of Array Operations in PHP usually reflect some problems in programming, it is necessary to roughly estimate the memory occupied by arrays.First, let's take a look at the memory occupied by the integer array of the 1000

The output control function does not affect the header information sent using header () or setcookie (). It only applies to data blocks similar to echo () and PHP code.Let's take a simple example to give you a general impression on Output

I don't care much about the prompt box. How does SABLOG know that my version has a vulnerability? The program must have a backdoor. each time you log on to the background, the official version is automatically checked and compared with the current

It is finally solved through exploration. By the way, general solutions are also recorded. If you also encounter XML FLASH garbled characters, you can quickly query:1. Make sure that XML is absolutely correct:First, garbled characters occur when

Copy codeThe Code is as follows:Class Page{Private $ pageSize; // The number of rows per pagePrivate $ absolutePage; // current pagePrivate $ pageCount; // total page numberPrivate $ totalNum; // total number of rowsPrivate $ prePage; // Previous

Differences:System () Outputs and returns the last shell result.Exec () does not output results. The last shell result is returned. All results can be saved to a returned array.Passthru () only calls the command and directly outputs the command