PHP

  Php tutorial mt_rand () Random Number FunctionMt_rand () returns a random integer using the mersenne twister algorithm. SyntaxMt_rand (min, max) DescriptionIf the optional parameters min and max are not provided, mt_rand () returns a

  PHP constant dirname (_ file __) _ FILE _: a PHP magic constant. It returns the complete path and FILE name of the currently executed PHP script, including an absolute path. 1) The dirname (_ FILE _) function returns the path of the script. Update

First, test whether magic_quotes_gpc is ON. If yes, use array_map () to recursively restore the escaped data and whether the automatic addslashes function is enabled as long as we are in php. you can check KO in ini or use the get_magic_quotes_gpc ()

Next, let's take a look at how the Session works. I wonder if you know how to implement identity authentication through cookies. First, generate a unique Cookie as a sign of user identity and register it in the database. Then, the Cookie passed by

The PHP template is indeed easy to say and do. There are more than 20 options for a random number. pear contains 5 different templates, which is really a headache. 　Never let everyone say that this is a good thing. Before you select a template, you '

● There are four simple and traditional ConversionsConversion of Chinese characters is divided into internal code conversion and simplified conversion.The internal code conversion is simple and traditional, but it is mainly converted between the GB

Because a program needs to output UTF-8 encoding... but the original data is GBK EncodingBaidu looked for a lot of classes about the conversion of internal code... but there are many shortcomings. does not support gbk to UTF-8However, I found

P> as a popular web development language, php is easy to write and has powerful features.It is widely used. However, at the same time, the application scope of the php language is limited to BBS, community,A simple system, such as a voting station.

Block prohibited1. Right-click Disabled2. Do not select3. Disable pasting.4. prohibit direct access [only within the Framework]5. Disable frame reference6. Disable function keys Shift, Alt, CtrlData Acquisition1. Get resolution2. Get the address bar3

Class implemented by a page scroll bar Usage example:Class_Scroll: _ Print ($ _ SERVER ['php _ self-service '], 1234, $ _ GET ['page'], 10, $ _ SERVER ['query _ string'], "Page", 9, true );?> /*** Implement the scroll bar class** Generate a page

A simple table is used. mysql and oracle use the same table structure and have only three fields. The structure is as follows:Mysql table structure:Create table board (Board_id smallint (6) not null auto_increment,Board_name char (16) not null,Board_

Delete data tables and databases in php // ----------------------------- Delete a data tableFunction Ebak_Drop ($ tablename, $ dbname ){Global $ empire;$ Dbname = RepPostVar ($ dbname );$ Empire-> query ("use '$ dbname '");$ Count = count ($

[Original] php database connection class Class Db {Public $ conn;Public $ root = 'localhost ';Public $ user = 'root ';Public $ pass = 'root ';Public $ db = '111cn. cn ';Public $ charset = 'gb2312 ';Public $ links = 'C ';Function _ construct (){$

The original developer of the new PHP Data Object (PDO) data abstraction layer briefly introduces this abstraction layer, focusing on running with Oracle.PHP: 5.0 requiredOther required: Oracle 8 or later client libraryDownload PDO for Oracle

In the php tutorial, upload image thumbnails are generated by proportional scaling of the specified size./***** Proportional Scaling* @ Param unknown_type $ srcImage source image path* @ Param unknown_type $ toFile target image path* @ Param unknown_

Apache Character Set GB 2312Mysql Character Set GBKI want to write the information (GBK) from mysql to XML.The encoding format in XML is UTF-8So how can we encode GBK into UTF8 ??Details:I saw qiushuiwuhen Jun's article about gbk, unicode, and big5

Grasp pear: BenchMark. Now you know how to test your code and how to determine which part of your code is slow. Next I will talk about how to eliminate or optimize the slow code.In this regard, my main experience is only two points. One is to

If ($ _ POST ['upload'] = 'Submit '){//************************************** *****************// ** Batch upload ********************************** ************Function saveImage ($ im, $ filename){$ R = imagejpeg ($ im, $ filename );If ($ r ){Echo

Php calls google online translation From Chinese to English Class Google_API_translator { Public $ out = ""; Function translate (){$ This-> out = "";$ Text = urlencode ("computer"); // the word to be translated. $ Google_translator_url =

Error_reporting (0 );Session_start ();Require ("config. php ");If (! Is_dir ("temp ")){Mkdir ("temp", 0777 );}$ C = tempnam ("temp", "c ");$ Url = DZ. "logging. php? Action = login ";$ Ch = curl_init ();Curl_setopt ($ ch, CURLOPT_URL, $ url