Run results for: RegExp constructor vs literal

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36

Browser: Chrome 133

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Literal

19.9M/s

new RegExp()

19.8M/s

View exact numbers

Test name	Executions per second
✓ Literal	19,851,418 Ops/sec
new RegExp()	19,785,720 Ops/sec

Script Preparation code:

var reConstructor = new RegExp('^[0-9a-fA-F]{24}$')
var reLiteral = /^[0-9a-fA-F]{24}$/

Tests: