How-to articles, tricks, and solutions about SCOPE
Access a global variable in a PHP function
In PHP, you can access a global variable within a function by using the global keyword.
Can't access global variable inside function
In PHP, if you want to access a global variable inside a function, you need to use the "global" keyword.
Python 3: UnboundLocalError: local variable referenced before assignment
This error occurs when you are trying to access a variable before it has been assigned a value.
Using global variables in a function
In Python, you can use global variables in a function by declaring the variable as global within the function.