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

Run details:

User agent: Mozilla/5.0 (Linux; Android 5.1.1; LG-D855) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.80 Mobile Safari/537.36

Browser: Chrome Mobile 70

Operating system: Android 5.1.1

Device Platform: Mobile

Date tested: 5 years ago

Script Preparation code:

var example = 'there is no spoon'

Tests: