Run results for: RegExp constructor vs literal

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:121.0) Gecko/20100101 Firefox/121.0

Browser: Firefox 121

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

new RegExp()

12.7M/s

Literal

10.5M/s

View exact numbers

Test name	Executions per second
✓ new RegExp()	12,681,424 Ops/sec
Literal	10,479,820 Ops/sec

Script Preparation code:

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

Tests: