Emptying an array

JavaScript performance comparison

Test case created by Matijs

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var arr = ['apples', 'pears', 'oranges', 'lemons', 'kiwis', 'bananas', 'strawberries', 'grapefruits', 'pineapples', 'satsumas', 'lychees'];
};
</script>

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Testing in unknown unknown
Test Ops/sec
Setting .length to 0
arr.length = 0;
pending…
Creating a new empty array
arr = [];
pending…

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