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2024-05-17 08:08:10 -

PHP Global Variables - Superglobals
Superglobals were introduced in PHP 4.1.0, and are built-in variables that are always available in all scopes. PHP Global Variables - Superglobals Some predefined variables in PHP are "superglobals", which means that they are always accessible, regardless of scope - and you can access them from any function, class or file without having to do anything special. The PHP superglobal variables...

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2024-05-17 07:16:59 -

PHP Variables
Variables are "containers" for storing information. Creating (Declaring) PHP Variables In PHP, a variable starts with the $ sign, followed by the name of the variable: ExampleGet your own PHP Server $x = 5; $y = "John" Try it Yourself » In the example above, the variable $x will hold the value 5, and the variable $y will hold the...

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2024-05-17 07:18:52 -

PHP Variables Scope
PHP Variables Scope In PHP, variables can be declared anywhere in the script. The scope of a variable is the part of the script where the variable can be referenced/used. PHP has three different variable scopes: local global static Global and Local Scope A variable declared outside a function has a GLOBAL SCOPE and can only be accessed outside a function: ExampleGet...

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2024-05-17 07:32:36 -

PHP - Escape Characters
Escape Character To insert characters that are illegal in a string, use an escape character. An escape character is a backslash \ followed by the character you want to insert. An example of an illegal character is a double quote inside a string that is surrounded by double quotes: ExampleGet your own PHP Server $x = "We are the so-called "Vikings" from the north."; Try it...

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2024-05-17 07:20:06 -

PHP echo and print Statements
With PHP, there are two basic ways to get output: echo and print. In this tutorial we use echo or print in almost every example. So, this chapter contains a little more info about those two output statements. PHP echo and print Statements echo and print are more or less the same. They are both used to output data to the screen. The...

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