Run results for: array assignment vs array fill - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36

Browser: Chrome 117

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
assign	828968320.0 Ops/sec
fill	30099638.0 Ops/sec
other assign	58156708.0 Ops/sec

Tests:

assign
const arr = [2,3,4,5,5,6,6,77,8]; let arr2 = []; arr2 = arr;
fill
const arr = [2,3,4,5,5,6,6,77,8]; let arr2 = []; arr2.push(...arr)
other assign
const arr = [2,3,4,5,5,6,6,77,8]; let arr2 = []; arr2 = [...arr];

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