Php Variable Definition

Array definition and initialization What is an array? An array is a programming structure that is a variable that holds a set of values ​​or a series of values. For example, at the time of the census, personal identity registration, such as name, gender, nationality, birth, etc. can be used as an array. The array created in the php tutorial is defined using the array () structure, such as $ people = array ('name', 'sex', 'nation', 'brith'); and how to display the value of each element in the array Is to use the index from 0, the index number ...

In the previous chapter we learned how to assign a variable to a template variable through the Assign method, which we'll look at in detail how to use the label output template variable in a template. Note that this article is only intended for use with the internal template engine, and if you use a smarty or other template engine, refer to its associated variable output syntax. Variable output variable output method is very simple, for example, in the controller we give the template variable: $http://www.aliyun.com/zixun/aggregation/116 ...

It would be faster to enclose the string in single quotes instead of double quotes. Because PHP searches for variables in double-quoted strings, single quotes do not. Note that only echo can do this: it's a "function" that takes multiple strings as arguments, Echo is a language structure, not a real function, so the function with double quotes). 1, if you can define the class method as static, as far as the definition of static, it will speed up nearly 4 times. 2, $ row ['id'] speed ...

PHP is a server scripting language, and he is now the most popular web development language, the following we describe several of the PHP development applications commonly used in the four of different ways to pass parameters between the two. First: Use a cookie from the client browser. Cookies are easy to understand, is a temporary file, you can see it as a storage room, the browser in the process of browsing the record of some information, temporarily stored here.   Set a cookie in PAGE01. <?php &nb ...

At the Microsoft MIX09 Conference, Windows Azure released its 3rd version of--match 2009 CTP. Starting with this release, Windows Azure is beginning to support fastcgi. (See Mix09-windows Azure (procures 2009 CTP) in the exciting new features at a glance, by the stream cattle Trojan) support fastcgi, which means that support PHP, Ruby, Python and other current popular "non-Microsoft &quo ...

Website is easy to use, but sometimes we want to get more flexibility, such as the need for special PHP plug-ins, the need for different versions of PHP, or the need to run other processes, and even want to log on to the target virtual machine. At this point, you can use the cloud service to run PHP applications. Cloud Service is a group of http://www.aliyun.com/zixun/aggregation/13357.html ">azure management of virtual ...

This tutorial is about calling functions and function definition syntax, and talking about variables in functions and passing numeric methods to functions. First, the function of the basic PHP tutorial provides a large number of functions, and allows the user to customize the function, PHP function definition instance <?php function mycount ($inValue 1, $inValue 2) {$AddValue = $inValue 1+$   InValue2; Return $AddV ...

Another case of the strtr function <? php tutorial echo strtr ("i love you", "love", "lovea");?> The result is i loves you Note that looking at the third argument a, Appear 4. I do not recommend using strtr less change ok, since this strtr function is very troublesome why ...

php tutorial to detect the length of the array function sizeof count in php detection array length function sizeof count Now see a simple example * / $ colorlist = array ("apple" => "red", "grass" => "green", " sky "=>" bl ...

Here is our simple PHP tutorial to open Web Access times Counter code, is a file-based graphics counter sample code, will use the file with Num.txt//cumulative access times vist.php//test Files count.php//statistical access to the core program, Because it converts text into a GIF image and prints it to the browser. <HTML> <HEAD> <TITLE> Graphics counter Example </TITLE> ...