Run results for: Switch vs Object Literal defined once

Run details:

User agent: Mozilla/5.0 (Linux; Android 11) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.79 Mobile Safari/537.36

Browser: Chrome Mobile 100

Operating system: Android

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
Switch	46183.0 Ops/sec
Object Literal	43476.1 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');
  }
}

AخA
 
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;
}

 
switch (str) {  case 'a': console.log('A'); break;  case 'b': console.log('B'); break;  case 'c': console.log('C'); break;}

Object Literal
objLiteral[str]();
objLiteral[str]();