join vs. string concatenation

JavaScript performance comparison

Test case created by Marc

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Test Ops/sec
array & join
var arr = ['part1', 'part2', 'part3', 'part4', 'part5'];
var str = arr.join('/');
pending…
string & concatenate
var str = 'part1' + 'part2' + 'part3' +'part4' +'part5';
pending…

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