Run results for: Performance Test: substring vs substr vs slice

Run details:

User agent: Mozilla/5.0 (Linux; Android 8.0.0; SM-J337AZ Build/R16NW; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.110 Mobile Safari/537.36

Browser: Chrome Mobile 70

Operating system: Android 8.0.0

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
slice	663405.4 Ops/sec
substring	440090.4 Ops/sec
substr	611664.9 Ops/sec

Script Preparation code:

var string = "I am the god of hellfire, and I bring you..."

Tests:

slice
var substring = string.slice(17, 25);
substring
var substring = string.substring(17, 25);
substr
var substring = string.substr(17, 25);