Javascript for loop efficiency
Posted
by Misha Moroshko
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Published on 2010-04-30T05:08:44Z
Indexed on
2010/04/30
5:17 UTC
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JavaScript
Is
for (var i=0, cols=columns.length; i<cols; i++) { ... }
more efficient than
for (var i=0; i<columns.length; i++) { ... }
?
In the second variant, is columns.length
calculated each time the condition i<columns.length
is checked ?
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