Variables in PHP the syntax declaration and using
Global Variables - Superglobals Several predefined variables in PHP are "superglobals", which means that they are always accessible, regardless of scope. - ppt download
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PHP Superglobals
Global Variables - Superglobals Several predefined variables in PHP are "superglobals", which means that they are always accessible, regardless of scope. - ppt download
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Solved Identify the variable scope that is not supported by | Chegg.com
Variables in PHP with examples
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how PHP global keyword work inside function using scope? - Stack Overflow
Python supports global scope of variable but Php doesn't supports global scope variables inside a function without using the global keyword? - Stack Overflow
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Basics of PHP Variable Scope Explained
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