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  1. C++ Global Variables - GeeksforGeeks

    Jul 23, 2025 · In C++ programming languages, a variable is a name provided to memory to store different data types. Variable values can change anytime while running the program and each …

  2. Python - Global Variables - W3Schools

    The global Keyword Normally, when you create a variable inside a function, that variable is local, and can only be used inside that function. To create a global variable inside a function, you …

  3. Local and Global Variables - GeeksforGeeks

    Mar 21, 2024 · Local variables are declared within a specific block of code, such as a function or method, and have limited scope and lifetime, existing only within that block. Global variables, …

  4. Global and Local Variables in Python - GeeksforGeeks

    Sep 20, 2025 · Outside function: Python is awesome! Explanation: msg is a global variable accessible both inside and outside the display () function. Calling display () prints the global …

  5. Global keyword in Python - GeeksforGeeks

    Jul 11, 2025 · The global keyword in Python allows a function to modify variables that are defined outside its scope, making them accessible globally. Without it, variables inside a function are …

  6. How to use/access a Global Variable in a function - Python

    Jul 23, 2025 · This function fun() concatenates "Python is " with a+ and print "Python is Great". Defining by using global Keyword: By default, variables created inside a function are local to …

  7. How do you declare a global constant in Python ... - Stack ...

    Jun 10, 2014 · My program contains multiple files and classes, and I would like to be able to access this variable from anywhere, and if possible define it as constant. How do you define a …

  8. Python Global Statement Explained: What It Is and How to Use It

    4 days ago · In Python, understanding variable scopes is fundamental to writing clean, maintainable code. Variables can exist in different scopes—local, enclosing, global, or built …