PHP

Include and fetch performance tests of smarty template nesting. Method 1: Use {includefilechild. tpl} in the parent template to directly include the sub-template. Advantages: 1. facilitates module division and template reuse. 2. if there are not

PHP paging function code (simple and practical ). Prepare Data: create a database named test and execute the following statement (create a table named test: id, sex, and name) CREATETABLE 'test' ('id' INT (4) prepare Data for

Notes for using iconv in php. Stringiconv (string $ in_charset, string $ out_charset, string $ str) when using this function for string encoding conversion, note that if UTF-8 is converted to gb2312 String iconv (string $ in_charset, string $

Php encapsulates a better digital paging method. The code for copying the code is as follows: *** get page number navigation HTML * @ param $ pageNum: current page number * @ param $ pageSize: page number per page * @ param $ rowCount: total number

The most commonly used custom functions in PHP project development .? Phpalert prompts functionalert ($ msg) {echoscriptalert ($ msg); script;} to convert some predefined characters to the HTML entity functiond_htmlspecialchars ($ string) {if

Before receiving php data into the database, check that phpintval and mysql have different int values. Php saves the data to mysql and intends to clean up the data before it enters the database at the dao layer. for example, varchar performs trim,

Use php + mysql to create a powerful online calculator. After searching for a long time, I found that there was very little information on the Internet, so I wanted to write it myself. I slowly found that there were many problems. I didn't know how

PHP verification code (latest modification, fully customized !). The copy code for downloading Authnum. class. php is as follows :? Phpsession_start (); classAuthnum {image object, width, height, verification code length private $ im; private $

This article is for beginners of php (getting started ). 1. Summary: to learn any language, you need to read more, read more, and ask more !! Writing programming is a perfect thing! Because there is so much knowledge, you will feel the same when you

PHP accesses the MYSQL database encapsulation class (with function description ). Copy the code as follows :? Php * MYSQL database access encapsulation MYSQL data access method. php4 supports process access methods starting with mysql _. php5

Use PHP5.0 to create a graph. I divided the graphic editing program into two types: a class (yes) plotting program, which can be used to draw images in one pixel or one pixel (ground), and a class (yes) plotting program, this type of program

Php + jquery coding some of the experience (utf-8gb2312 ). The PHP file should be saved as ANSI. you can call the code to encode it. Copy the code as follows: the code is gb2312. Currently, most webpages still use gb2312, while a few use UTF-8. two

PHP displays the client IP address and server IP address code. Let's look at the code: Copy the code as follows: echo (1) the IP address of the user who browses the current page is:; echo $ _ SERVER [REMOTE_ADDR]; echobr; echo (2) you can view the

Php regular expressions are used to filter code for html tags, spaces, and line breaks (see description ). The code for copying the code is as follows: $ strpreg_replace (s +, $ str); filter excess carriage returns $ strpreg_replace ([] + si, $ str )

Php knows and asks the collection plug-in code. I recently found that more and more versions are available to know and ask thieves !! The number of websites that have seen a Baidu thief reaches pr6. More than 100,000 !! After forty days of

Phpexcel-type phpExcel usage. : Www. codeplex. comPHPExcel below is a summary of several use methods include 'phpexcel. php; include 'phpexcelwriterexcel2007. php; or include 'phpexce: http://www.codeplex.com/PHPExcel The following are the usage

Differences between var_export and var_dump in php. Var_dump (PHP33.0.5, PHP4, PHP5) var_dump -- prints the description of the variable voidvar_dump (mixedexpression [, mixedexpression [,...]). This function displays one or Var_dump(PHP 3> = 3.0.5,

Phpempty, isset, and is_null comparison (differences and similarities and differences ). I. For example, A variable is not defined. how can we judge it? copy the code as follows :? Php # does not exist $ test variable $ issetisset ($ test )?

Sort common regular expressions in PHP. --------------------------------------------------------- Follow-up mobile phone number: $ mode ^ 1 [358] d {9}; email address: $ mode ^ [a-z] [-_.]? [A-zd] * @ [a-z0-9] + [.] [a-z] {2 -------------------------

An attempt to count the online time of a user in php. The following lists several common methods: first, we will introduce the involved data table structure. four fields: Copy the code: uidint (10): User idsession_idvarchar (40 ): use the following