Run results for: slice vs substr vs substring

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_5) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Safari/605.1.15

Browser: Safari 14

Operating system: Mac OS X 10.15.5

Device Platform: Desktop

Date tested: 3 years ago

Script Preparation code:

var example = 'hello world !'

Tests: