Run results for: Push vs Concat vs Spread Operator - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:91.0) Gecko/20100101 Firefox/91.0

Browser: Firefox 91

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Push	56270000.0 Ops/sec
Concat	11405434.0 Ops/sec
Spread Operator	9695351.0 Ops/sec

Tests:

Push
var arr = [ "hello", true, 7 ]; arr.push(1);
Concat
var arr = [ "hello", true, 7 ]; arr = arr.concat(1);
Spread Operator
var arr = [ "hello", true, 7 ]; arr = [...arr, 1];

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