Run results for: Array concat vs spread operator vs push for geojson line string geometry

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.66 Safari/537.36

Browser: Chrome 87

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Tests:

Array.prototype.concat
var params = [ [1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10] ]; var params2 = [ [1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10] ]; var other = params.concat(params2);
spread operator
var params = [ [1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10] ]; var params2 = [ [1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10] ]; var other = [ ...params, ...params2 ];
Push
var params = [ [1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10] ]; var params2 = [ [1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],[1, 2], [3, 4], [5, 6], [7, 8], [9, 10] ]; var other = params.push(...params2);