Run results for: slice vs substr vs substring (with no end index)

Run details:

User agent: Mozilla/5.0 (iPhone; CPU OS 14_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/29.1 Mobile/15E148 Safari/605.1.15

Browser: Mobile Safari 14

Operating system: iOS 14.1

Device Platform: Mobile

Date tested: 3 years ago

Script Preparation code:

var example = 'there is no spoon'

Tests: