Run results for: Switch vs boolean inline

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.212 Safari/537.36

Browser: Chrome 90

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Switch	2583397.0 Ops/sec
boolean inlince	1169083.4 Ops/sec

Script Preparation code:

var str = 'abc';
str = str.charAt(Math.floor(Math.random() * 3));
var found;

Tests:

Switch
switch (str) { case 'a': found = 'A'; break; case 'b': found = 'B'; break; case 'c': found = 'C'; break; }
boolean inlince
str === 'a' && (found = 'A'); str === 'b' && (found = 'B'); str === 'c' && (found = 'C');