Run results for: RegExp constructor vs literal

Run details:

User agent: Mozilla/5.0 (Linux; Android 9; VS996) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3865.116 Mobile Safari/537.36 OPR/55.2.2719.50740

Browser: Opera Mobile 55

Operating system: Android

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
new RegExp()	2336397.0 Ops/sec
Literal	2361340.0 Ops/sec

Script Preparation code:

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

Tests:

new RegExp()
reConstructor.test('132abc67219f019afe12901a')
Literal
reLiteral.test('132abc67219f019afe12901a')

Run results for: RegExp constructor vs literal

Testing performance when using a new RegExp object vs a literal regex

new RegExp()

Literal