Should a variable be declared inside or outside a loop?
48128
Declaring variables inside or outside of a loop
116741
How do I return a variable from a block inside a method?
87784
Do class functions/variables have to be declared before being used?
2063
Can a local variable's memory be accessed outside its scope?
158538
Variable declaration after goto Label
128674
Is it possible to declare two variables of different types in a for loop?
6921
VB.Net variable declaration : type or not to type?
30263
Why is while's condition outside the do while scope
60938
How to dynamically create a local variable?
114169
Why can't we define a variable inside a while loop?
14596
Are PHP Variables passed by value or by reference?
131997
When and how should I use a ThreadLocal variable?
104235
Declaring variables within FOR loops
2266
Why is my variable local in one 'while read' loop, but not in another seemingly similar loop?
23861
In a java enhanced for loop, is it safe to assume the expression to be looped over will be evaluated only once?
66761
Is it costly to do array.length or list.count in a loop
91006
Why can I refer to a variable outside of an if/unless/case statement that never ran?