Run results for: Switch vs Object Literal defined once

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.114 Safari/537.36

Browser: Chrome 89

Operating system: Mac OS X 10.15.4

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
Switch	73138.9 Ops/sec
Object Literal	71134.4 Ops/sec

Script Preparation code:

var str = 'abc';
str = str.charAt(Math.floor(Math.random() * 3));
var objLiteral = {
  a: function() {
    console.log('A');
  },
  b: function() {
    console.log('B');
  },
  c: function() {
    console.log('C');
  }
}

Tests:

Switch
switch (str) { case 'a': console.log('A'); break; case 'b': console.log('B'); break; case 'c': console.log('C'); break; }
Object Literal
objLiteral[str]();