Are variables declared in loops visible to rest of the code?
91441
What is the scope of a 'while' and 'for' loop?
85202
declare variable inside brackets of executed method
116724
Scoping in Python 'for' loops
112198
Global Variables vs. Local Variables
17184
Are arrays in PHP copied as value or as reference to new variables, and when passed to functions?
57
Why is my variable unaltered after I modify it inside of a function? - Asynchronous code reference
113905
How can I check whether a variable is defined in JavaScript?
21112
Is it possible to create variables at runtime in Java?
144774
creating final variables inside a loop
78122
What's the behavior of an uninitialized variable used as its own initializer?
49940
How can you dynamically create variables via a while loop?
158538
Variable declaration after goto Label
71634
Can a variable be defined only in the scope of an if-statement, similar to how it's often done for for-loops?
125535
How do I fix this "identifier is not declared in the current scope" error?
1742
Why can't variables be declared in a switch statement?
52008
Javascript: Do I need to put this.var for every variable in an object?
117778
class variables is shared across all instances in python?