Run results for: index vs lastindexof

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; SM-G960W) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.98 Mobile Safari/537.36

Browser: Chrome Mobile 102

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
lastIndexOf	8625276.0 Ops/sec
indexOf	856260224.0 Ops/sec

Tests:

lastIndexOf
var str = "Hello world, welcome to the universe."; var n = str.lastIndexOf("welcome");
indexOf
var str = "Hello world, welcome to the universe."; var n = str.indexOf("welcome");