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A comment on A Reintroduction to JavaScript. Parent comment

Re:A Reintroduction to JavaScript by bpierre on Monday February 03, 2014 @07:39AM (#7170311)
It must be for the compatibility, Array.prototype.push() has been added to IE 5.5:

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Refe...

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Re:A Reintroduction to JavaScript by cstuder on Monday February 03, 2014 @07:43AM (#7170321)
Thirteen years ago... I would argue that you could use a.push() safely now.

So, why should a[a.length] be safer?

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Re:A Reintroduction to JavaScript by coldtea on Monday February 03, 2014 @10:52AM (#7171230)
He said it already, JUST for the compatibility. No other reason compared to push nowadays.
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