what's the difference betwween (x in array) and (i=0;i<array.length;i++)
52355
JavaScript for...in vs for
46597
Array initialization syntax when not in a declaration
47578
Difference between a += 10 and a = a + 10 in java?
152371
equals vs Arrays.equals in Java
39387
In Java, for a string x, what is the runtime cost of s.length()? Is it O(1) or O(n)?
54029
What is x after "x = x++"?
39485
Why does ('0' ? 'a' : 'b') behave different than ('0' == true ? 'a' : 'b')
66982
How does negative index work with `Array#[]=`?
15796
the operation of "=" in javascript
59348
The difference between ++Var and Var++
56812
Is there any particular difference between intval and casting to int - `(int) X`?
33421
What is the difference between for..in and for each..in in javascript?
10854
Length of array in function argument
66429
length and length() in Java
5567
What is the difference between ++i and i++?
38499
Difference between declaring variables before or in loop?
11651
What does curly brackets in the `var { ... } = ...` statements do?