What's the advantage of declaring a function as a var?
1638
var functionName = function() {} vs function functionName() {}
18493
Why is an empty function considered a function?
67684
Does moving variable declaration outside of a loop actually increase performance?
19638
What is the purpose of the var keyword and when should I use it (or omit it)?
84421
variable === undefined vs. typeof variable === "undefined"
80728
Why would var be a bad thing?
146558
What is the difference between AR and VAR?
70947
DEFINE vs Variable in PHP
11603
Reason behind this self invoking anonymous function variant
39222
Is there a difference between return myVar vs. return (myVar)?
19929
Why do you need to invoke an anonymous function on the same line?
48128
Declaring variables inside or outside of a loop
143542
What is the VB.NET equivalent of the C# “var” keyword?
29691
Is there any performance reason to declare method parameters final in Java?
107919
Advantages of using [] over new Array() in JavaScript
38133
JavaScript variables declare outside or inside loop?
156273
What is the difference between "var=${var:-word}" and "var=${var:=word}"?