global variable is constant for all code blocks or function in whole program. local variable is limited only to particular function.

The scope of a global variable is the entire program. The scope of a local variable is the sub-program where it has been declared. Key fact Global variables - accessed by every sub-program or ...

Any variable that is created inside a function is local to it. The result variable is local to the add_numbers() function. In Python, a variable declared outside of the function or in global scope is ...