Run results for: TestISOvsConcat

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36

Browser: Chrome 122

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
1	186.8 Ops/sec
2	604.6 Ops/sec

Script Preparation code:

var date = new Date();

function toISOString(date) {
	return date.toISOString().substr(0, 10);
}

function concat(date) {
    var ms = date.getMilliseconds();
   	var s = date.getSeconds();
   	var M = date.getMinutes();
   	var h = date.getHours();
 	var d = date.getDate();
	var m = date.getMonth() + 1;
	var y = date.getFullYear();
    var second = s <= 9 ? '0' + s : '' + s;
    var minute = M <= 9 ? '0' + M : '' + M;
    var hour = h <= 9 ? '0' + h : '' + h;
    var day = d <= 9 ? '0' + d : '' + d;
    var month = m <= 9 ? '0' + m : '' + m;
    var year = '' + y;
	return day + '-' + month + '-' + year + 'T' + hour + ':' + minute + ':' + second + '.' + ms;
}

Tests:

1
for (var i=0; i<10000; ++i) { toISOString(date); }
2
for (var i=0; i<10000; ++i) { concat(date); }