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Run results for:
clearing array via pop() vs shift() vs .length = 0 vs = []
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:146.0) Gecko/20100101 Firefox/146.0
Browser:
Firefox 146
Operating system:
Windows
Device Platform:
Desktop
Date tested:
5 months ago
Test name
Executions per second
pop
57825260.0 Ops/sec
shift
487956576.0 Ops/sec
length
24998056.0 Ops/sec
reassignment
47053520.0 Ops/sec
Script Preparation code:
var array = []; for(var i = 0; i < 100000; i++){array.push(Math.random());}
Tests:
pop
while (array.length > 0) { array.pop(); }
shift
while (array.length > 0) { array.shift(); }
length
array.length = 0
reassignment
array = []