PHP

I have used two methods: The first is array serialization, which is simple, but it is more difficult to call. The second is to save the data as a standard array format, which is difficult to save but simple to call.Method 1:PHP codeCopy codeThe Code

Merge php computing hours to zeroCopy codeThe Code is as follows:/* Author: Yang yuyangyu@sina.cn */// The $ hours_min parameter is an array. The array format is and the return value is 1 hour./*For example:$ Hours_min [0] = '1: 10 ';$ Hours_min [1]

One of the differences between this, self, and parent in {1} PHPObject-Oriented Programming (OOP) has become a basic skill of programmers. Using OOP for advanced PHP programming makes sense to improve PHP programming capabilities and plan the web

Copy codeThe Code is as follows:/*** Mona1 Word Segmentation Algorithm* UTF8: encode the next character. If the first ASCII code is not greater than 192, it only occupies 1 byte.* If the first ASCII code is greater than 192 or less than 224, it

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 =

If you have any questions, you can add QQ: 460634320 for discussion.:Copy codeThe Code is as follows:Function createImage ($ data, $ twidth, $ tspace, $ height ){Header ("Content-Type: image/jpeg ");$ Dataname = array ();$ Datavalue = array (); //

Copy codeThe Code is as follows:Class mysqlPager {Var $ pagePerNum = 5; // the number of data items displayed on each pageVar $ pagePerGroup = 5; // number of pages in each paging GroupVar $ curPage = 0; // current page, Defualt first pageVar $

For example:Class {Public $ f1 = 'xxxx ';Static public $ f2= 100;}If you want to assign a variable to an object, you can only initialize the variable in the constructor. For example:Class {Private $ child;Public function _ construct (){$ This->

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

1. When passing an array in a functionUsing return is more efficient than using globalFor exampleFunction userloginfo ($ usertemp ){$ Detail = explode ("|", $ usertemp );Return $ detail;}$ Login = userloginfo ($ userdb );RatioFunction userloginfo ($

I. First, PHP webpage code1. The php file encoding should match the webpage encoding.A. if you want to use gb2312 encoding, php needs to output the header: header ("Content-Type: text/html; charset = gb2312 "), add to the static page. All files are

Copy codeThe Code is as follows:Function getAllDirAndFile ($ path){If (is_file ($ path )){If (isImage ($ path )){$ Str = "";$ Str. = ' ';$ Str. = " ";$ Path = iconv ("gb2312", "UTF-8", $ path );$ Str. = " ". $ path. " ";$ Str. = " ";$ Str. = "

Er, in most cases, it is possible, but some aspects are still very troublesome. Let's take a look at it.Many languages provide very elegant and beautiful methods for operating arrays. In the following example, the closure function provided by PHP5.3

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:

16. _ toString () method As we mentioned earlier, the methods for declaring the method names starting with "-" in the class (provided by PHP) are all inThe "_ toString ()" method is also automatically called at different times and under different

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 $

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

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