Find the result? And why?

Question

first case:
var i = 0;
while (i < 10) {
i = i + 1;
}
document. write(i);
-------------------------
second case:
var i = 0;
while (i < 10) {
document. write(i);
i = i + 1;
}
-------------------------

Answer 1

First case: result will be ' i ' (10).
The condition in the will case will be false until the last instruction executed.

Second case: result will be ' i ' ten time cause the write instructions will be executed for (0,1,2,3,4,5,6,7,8,9).

Answer 2

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