Run results for: Define Regex inline vs not inline...

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36

Browser: Chrome 130

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

define outside

2K/s

define in function

453/s

View exact numbers

Test name	Executions per second
✓ define outside	2,244 Ops/sec
define in function	453 Ops/sec

Tests:

define in function
const run_one_regex = (text) => { ONE_REGEX = /^(?!.* $\s)[\w *()[\]'"/.&–-]+$/gm return ONE_REGEX.test(text); } const text = 'blarb'; for(let i = 0; i < 20000; i++) { run_one_regex(text); }
define outside
ONE_REGEX = /^(?!.* $\s)[\w *()[\]'"/.&–-]+$/gm const run_one_regex = (text) => { return ONE_REGEX.test(text); } const text = 'blarb'; for(let i = 0; i < 20000; i++) { run_one_regex(text); }