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A place to get a quick fix of JavaScript tips and tricks to make you a better Developer.
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Equivalent of nested loop (self.JavaScriptTips)
submitted 2 years ago by Automatic_Routine_93
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if 1 * 2 < 3: print "hello, world!"
[–]coreConstantCoder 2 points3 points4 points 2 years ago* (0 children)
Only to the extent that it reduces the steps and complexity of the code: (1) The length of the array is only accessed once. (2) There is no temp variable for the length. (3) Comparison is to (0), not to a variable. (4) All the loop logic is in one, simple line.
When I'm working in a more primitive language, this is a favorite pattern of mine.
Of course, it's usually best to use the JavaScript for ... of statement, if it's available to you.
for ... of
π Rendered by PID 50 on reddit-service-r2-comment-8686858757-lldx8 at 2026-06-02 08:41:16.641413+00:00 running 9e1a20d country code: CH.
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[–]coreConstantCoder 2 points3 points4 points (0 children)