Using global variables except in very restricted and well-defined situations is a sign of extremely bad programming.

Question

Quizplus · Accepted Answer

Global variables can lead to code that is difficult to understand and maintain because they can be modified from anywhere in the program, leading to unpredictable behavior and hard-to-track bugs. Restricting their use to well-defined situations helps maintain code clarity and reliability.

Using Global Variables Except in Very Restricted and Well-Defined Situations