Run results for: RegExp constructor vs literal

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0

Browser: Firefox 138

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

new RegExp()

17.1M/s

Literal

16.9M/s

View exact numbers

Test name	Executions per second
✓ new RegExp()	17,106,256 Ops/sec
Literal	16,937,910 Ops/sec

Script Preparation code:

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

Tests: