How to declare a global variable in php?

How to declare a global variable in php?

php global-variables global

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PHP variables in anonymous functions

php function variables global-variables anonymous

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Are global variables in PHP considered bad practice? If so, why?

php global-variables global

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PHP pass variable to include

php variables include global-variables global

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List all PHP variables

php variables global-variables

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Can't access global variable inside function

php variables scope global-variables

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PHP session side-effect warning with global variables as a source of data

php session global-variables session-variables

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Why does WordPress still use addslashes(), register_globals() and magic_quotes?

php security wordpress escaping global-variables

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Get variables from the outside, inside a function in PHP

php function variables global-variables

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Is it possible to List Out All the Global variables in PHP?

php global-variables

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What is the best way to define a global constant in PHP which is available in all files?

php variables global-variables constants

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Require an arbitrary PHP file without leaking variables into scope

php global-variables scope

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global variable in laravel

php laravel laravel-4 global-variables

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PHP: whats the total length of a post global variable?

php post global-variables string-length

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Declaring a global variable inside a function

php cookies global-variables

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