In PHP, you must declare a global variable with the global keyword inside a function definition for the variable to be available within the scope of that function.

Name: In PHP, you must declare a global variable with the global keyword inside a function definition for the variable to be available within the scope of that function.
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This is true, in PHP you must use the global keyword within a function to access a global variable within that function's scope.

In PHP, You Must Declare a Global Variable with the Global