Is there any disadvantage to declare a variable global?
44960
Are global variables bad?
138289
Python: Sharing global variables between modules and classes therein
134386
Should you ever use protected member variables?
70969
Is there any way to access a local variable in outer scope in C++?
7805
What are register_globals in PHP?
74873
Javascript global variable life time
112198
Global Variables vs. Local Variables
35109
C++ global and local variables
97838
Global variables in C are static or not?
109961
Is window really global in Javascript?
67684
Does moving variable declaration outside of a loop actually increase performance?
118044
PHP class: Global variable as property in class
130477
In C, how do I restrict the scope of a global variable to the file in which it's declared?
44465
Why are globals bad?
149845
Declare a global variable in a Blender session
60938
How to dynamically create a local variable?
6921
VB.Net variable declaration : type or not to type?