Run results for: substr vs endsWith

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.83 Safari/537.36

Browser: Chrome 85

Operating system: Mac OS X 10.15.6

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
subStr	15126010.0 Ops/sec
endsWith	11430330.0 Ops/sec

Script Preparation code:

var example = 'test the end';

Tests: