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@tored

tored/gist:ce5690e19f82aaa4371d

Created June 13, 2014 11:38
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extension
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gistfile1.js
function extension(filename) {
return filename.split('.').pop();
}
@Ludaa
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Ludaa commented Jul 7, 2014

If filename equals "txt" then the extension popped from the array is "txt".
A solution would be to implement your function as follow :

function extension(filename) {
    return filename.split(".").slice(1).pop() || "";
}

@tored
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tored commented Nov 7, 2014

Yes, good catch.

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