Run results for: eval vs new Function (Sample JS Functions)

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 Function

1.4M/s

eval

510K/s

View exact numbers

Test name	Executions per second
✓ new Function	1,423,572 Ops/sec
eval	509,954 Ops/sec

Script Preparation code:

var newFunc = new Function("let r = Math.random().toString(36).substring(7).includes('x');");

Tests: