Run results for: regexp vs func

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36

Browser: Chrome 109

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
regexp	2509406.2 Ops/sec
func	2489991.5 Ops/sec

Script Preparation code:

var min = 0;
var MAX_CID_VALUE = 268435455;
var cid = 200000;
var result = null;

AخA
 
var min = 0;var MAX_CID_VALUE = 268435455;var cid = 200000;var result = null;

Tests:

result = /^[0-9]{1,9}$/.test(cid) && Number(cid) < MAX_CID_VALUE

 
result = /^[0-9]{1,9}$/.test(cid) && Number(cid) < MAX_CID_VALUE

const val = Number.parseInt(cid);
result = isNaN(val) || val >  MAX_CID_VALUE || val < 0;

​x
 
const val = Number.parseInt(cid);result = isNaN(val) || val >  MAX_CID_VALUE || val < 0;​  