Run results for: Switch vs Map (big)

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36 Edg/133.0.0.0

Browser: Chrome 133

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Map	80384040.0 Ops/sec
Switch	445163.7 Ops/sec

Script Preparation code:

const numberMap = new Map([
  ["one", 1],
  ["two", 2],
  ["three", 3],
  ["four", 4],
  ["five", 5],
  ["six", 6],
  ["seven", 7],
  ["eight", 8],
  ["nine", 9],
  ["ten", 10],
  ["eleven", 11],
  ["twelve", 12],
  ["thirteen", 13],
  ["fourteen", 14],
  ["fifteen", 15],
  ["sixteen", 16],
  ["seventeen", 17],
  ["eighteen", 18],
  ["nineteen", 19],
  ["twenty", 20],
  ["twenty-one", 21],
  ["twenty-two", 22],
  ["twenty-three", 23],
  ["twenty-four", 24],
  ["twenty-five", 25],
  ["twenty-six", 26],
  ["twenty-seven", 27],
  ["twenty-eight", 28],
  ["twenty-nine", 29],
  ["thirty", 30],
  ["thirty-one", 31],
  ["thirty-two", 32],
  ["thirty-three", 33],
  ["thirty-four", 34],
  ["thirty-five", 35],
  ["thirty-six", 36],
  ["thirty-seven", 37],
  ["thirty-eight", 38],
  ["thirty-nine", 39],
  ["forty", 40],
  ["forty-one", 41],
  ["forty-two", 42],
  ["forty-three", 43],
  ["forty-four", 44],
  ["forty-five", 45],
  ["forty-six", 46],
  ["forty-seven", 47],
  ["forty-eight", 48],
  ["forty-nine", 49],
  ["fifty", 50],
  ["fifty-one", 51],
  ["fifty-two", 52],
  ["fifty-three", 53],
  ["fifty-four", 54],
  ["fifty-five", 55],
  ["fifty-six", 56],
  ["fifty-seven", 57],
  ["fifty-eight", 58],
  ["fifty-nine", 59],
  ["sixty", 60],
  ["sixty-one", 61],
  ["sixty-two", 62],
  ["sixty-three", 63],
  ["sixty-four", 64],
  ["sixty-five", 65],
  ["sixty-six", 66],
  ["sixty-seven", 67],
  ["sixty-eight", 68],
  ["sixty-nine", 69],
  ["seventy", 70],
  ["seventy-one", 71],
  ["seventy-two", 72],
  ["seventy-three", 73],
  ["seventy-four", 74],
  ["seventy-five", 75],
  ["seventy-six", 76],
  ["seventy-seven", 77],
  ["seventy-eight", 78],
  ["seventy-nine", 79],
  ["eighty", 80],
  ["eighty-one", 81],
  ["eighty-two", 82],
  ["eighty-three", 83],
  ["eighty-four", 84],
  ["eighty-five", 85],
  ["eighty-six", 86],
  ["eighty-seven", 87],
  ["eighty-eight", 88],
  ["eighty-nine", 89],
  ["ninety", 90],
  ["ninety-one", 91],
  ["ninety-two", 92],
  ["ninety-three", 93],
  ["ninety-four", 94],
  ["ninety-five", 95],
  ["ninety-six", 96],
  ["ninety-seven", 97],
  ["ninety-eight", 98],
  ["ninety-nine", 99]
]);

function getNumberValue(word) {
  switch (word) {
    case "one": return 1;
    case "two": return 2;
    case "three": return 3;
    case "four": return 4;
    case "five": return 5;
    case "six": return 6;
    case "seven": return 7;
    case "eight": return 8;
    case "nine": return 9;
    case "ten": return 10;
    case "eleven": return 11;
    case "twelve": return 12;
    case "thirteen": return 13;
    case "fourteen": return 14;
    case "fifteen": return 15;
    case "sixteen": return 16;
    case "seventeen": return 17;
    case "eighteen": return 18;
    case "nineteen": return 19;
    case "twenty": return 20;
    case "twenty-one": return 21;
    case "twenty-two": return 22;
    case "twenty-three": return 23;
    case "twenty-four": return 24;
    case "twenty-five": return 25;
    case "twenty-six": return 26;
    case "twenty-seven": return 27;
    case "twenty-eight": return 28;
    case "twenty-nine": return 29;
    case "thirty": return 30;
    case "thirty-one": return 31;
    case "thirty-two": return 32;
    case "thirty-three": return 33;
    case "thirty-four": return 34;
    case "thirty-five": return 35;
    case "thirty-six": return 36;
    case "thirty-seven": return 37;
    case "thirty-eight": return 38;
    case "thirty-nine": return 39;
    case "forty": return 40;
    case "forty-one": return 41;
    case "forty-two": return 42;
    case "forty-three": return 43;
    case "forty-four": return 44;
    case "forty-five": return 45;
    case "forty-six": return 46;
    case "forty-seven": return 47;
    case "forty-eight": return 48;
    case "forty-nine": return 49;
    case "fifty": return 50;
    case "fifty-one": return 51;
    case "fifty-two": return 52;
    case "fifty-three": return 53;
    case "fifty-four": return 54;
    case "fifty-five": return 55;
    case "fifty-six": return 56;
    case "fifty-seven": return 57;
    case "fifty-eight": return 58;
    case "fifty-nine": return 59;
    case "sixty": return 60;
    case "sixty-one": return 61;
    case "sixty-two": return 62;
    case "sixty-three": return 63;
    case "sixty-four": return 64;
    case "sixty-five": return 65;
    case "sixty-six": return 66;
    case "sixty-seven": return 67;
    case "sixty-eight": return 68;
    case "sixty-nine": return 69;
    case "seventy": return 70;
    case "seventy-one": return 71;
    case "seventy-two": return 72;
    case "seventy-three": return 73;
    case "seventy-four": return 74;
    case "seventy-five": return 75;
    case "seventy-six": return 76;
    case "seventy-seven": return 77;
    case "seventy-eight": return 78;
    case "seventy-nine": return 79;
    case "eighty": return 80;
    case "eighty-one": return 81;
    case "eighty-two": return 82;
    case "eighty-three": return 83;
    case "eighty-four": return 84;
    case "eighty-five": return 85;
    case "eighty-six": return 86;
    case "eighty-seven": return 87;
    case "eighty-eight": return 88;
    case "eighty-nine": return 89;
    case "ninety": return 90;
    case "ninety-one": return 91;
    case "ninety-two": return 92;
    case "ninety-three": return 93;
    case "ninety-four": return 94;
    case "ninety-five": return 95;
    case "ninety-six": return 96;
    case "ninety-seven": return 97;
    case "ninety-eight": return 98;
    case "ninety-nine": return 99;
    default: return null;
  }
}

Tests:

Map
numberMap.get('one'); numberMap.get('two'); numberMap.get('three'); numberMap.get('four'); numberMap.get('five'); numberMap.get('six'); numberMap.get('seven'); numberMap.get('eight'); numberMap.get('nine'); numberMap.get('ten'); numberMap.get('eleven'); numberMap.get('twelve'); numberMap.get('thirteen'); numberMap.get('fourteen'); numberMap.get('fifteen'); numberMap.get('sixteen'); numberMap.get('seventeen'); numberMap.get('eighteen'); numberMap.get('nineteen'); numberMap.get('twenty'); numberMap.get('twenty-one'); numberMap.get('twenty-two'); numberMap.get('twenty-three'); numberMap.get('twenty-four'); numberMap.get('twenty-five'); numberMap.get('twenty-six'); numberMap.get('twenty-seven'); numberMap.get('twenty-eight'); numberMap.get('twenty-nine'); numberMap.get('thirty'); numberMap.get('thirty-one'); numberMap.get('thirty-two'); numberMap.get('thirty-three'); numberMap.get('thirty-four'); numberMap.get('thirty-five'); numberMap.get('thirty-six'); numberMap.get('thirty-seven'); numberMap.get('thirty-eight'); numberMap.get('thirty-nine'); numberMap.get('forty'); numberMap.get('forty-one'); numberMap.get('forty-two'); numberMap.get('forty-three'); numberMap.get('forty-four'); numberMap.get('forty-five'); numberMap.get('forty-six'); numberMap.get('forty-seven'); numberMap.get('forty-eight'); numberMap.get('forty-nine'); numberMap.get('fifty'); numberMap.get('fifty-one'); numberMap.get('fifty-two'); numberMap.get('fifty-three'); numberMap.get('fifty-four'); numberMap.get('fifty-five'); numberMap.get('fifty-six'); numberMap.get('fifty-seven'); numberMap.get('fifty-eight'); numberMap.get('fifty-nine'); numberMap.get('sixty'); numberMap.get('sixty-one'); numberMap.get('sixty-two'); numberMap.get('sixty-three'); numberMap.get('sixty-four'); numberMap.get('sixty-five'); numberMap.get('sixty-six'); numberMap.get('sixty-seven'); numberMap.get('sixty-eight'); numberMap.get('sixty-nine'); numberMap.get('seventy'); numberMap.get('seventy-one'); numberMap.get('seventy-two'); numberMap.get('seventy-three'); numberMap.get('seventy-four'); numberMap.get('seventy-five'); numberMap.get('seventy-six'); numberMap.get('seventy-seven'); numberMap.get('seventy-eight'); numberMap.get('seventy-nine'); numberMap.get('eighty'); numberMap.get('eighty-one'); numberMap.get('eighty-two'); numberMap.get('eighty-three'); numberMap.get('eighty-four'); numberMap.get('eighty-five'); numberMap.get('eighty-six'); numberMap.get('eighty-seven'); numberMap.get('eighty-eight'); numberMap.get('eighty-nine'); numberMap.get('ninety'); numberMap.get('ninety-one'); numberMap.get('ninety-two'); numberMap.get('ninety-three'); numberMap.get('ninety-four'); numberMap.get('ninety-five'); numberMap.get('ninety-six'); numberMap.get('ninety-seven'); numberMap.get('ninety-eight'); numberMap.get('ninety-nine');
Switch
getNumberValue('one'); getNumberValue('two'); getNumberValue('three'); getNumberValue('four'); getNumberValue('five'); getNumberValue('six'); getNumberValue('seven'); getNumberValue('eight'); getNumberValue('nine'); getNumberValue('ten'); getNumberValue('eleven'); getNumberValue('twelve'); getNumberValue('thirteen'); getNumberValue('fourteen'); getNumberValue('fifteen'); getNumberValue('sixteen'); getNumberValue('seventeen'); getNumberValue('eighteen'); getNumberValue('nineteen'); getNumberValue('twenty'); getNumberValue('twenty-one'); getNumberValue('twenty-two'); getNumberValue('twenty-three'); getNumberValue('twenty-four'); getNumberValue('twenty-five'); getNumberValue('twenty-six'); getNumberValue('twenty-seven'); getNumberValue('twenty-eight'); getNumberValue('twenty-nine'); getNumberValue('thirty'); getNumberValue('thirty-one'); getNumberValue('thirty-two'); getNumberValue('thirty-three'); getNumberValue('thirty-four'); getNumberValue('thirty-five'); getNumberValue('thirty-six'); getNumberValue('thirty-seven'); getNumberValue('thirty-eight'); getNumberValue('thirty-nine'); getNumberValue('forty'); getNumberValue('forty-one'); getNumberValue('forty-two'); getNumberValue('forty-three'); getNumberValue('forty-four'); getNumberValue('forty-five'); getNumberValue('forty-six'); getNumberValue('forty-seven'); getNumberValue('forty-eight'); getNumberValue('forty-nine'); getNumberValue('fifty'); getNumberValue('fifty-one'); getNumberValue('fifty-two'); getNumberValue('fifty-three'); getNumberValue('fifty-four'); getNumberValue('fifty-five'); getNumberValue('fifty-six'); getNumberValue('fifty-seven'); getNumberValue('fifty-eight'); getNumberValue('fifty-nine'); getNumberValue('sixty'); getNumberValue('sixty-one'); getNumberValue('sixty-two'); getNumberValue('sixty-three'); getNumberValue('sixty-four'); getNumberValue('sixty-five'); getNumberValue('sixty-six'); getNumberValue('sixty-seven'); getNumberValue('sixty-eight'); getNumberValue('sixty-nine'); getNumberValue('seventy'); getNumberValue('seventy-one'); getNumberValue('seventy-two'); getNumberValue('seventy-three'); getNumberValue('seventy-four'); getNumberValue('seventy-five'); getNumberValue('seventy-six'); getNumberValue('seventy-seven'); getNumberValue('seventy-eight'); getNumberValue('seventy-nine'); getNumberValue('eighty'); getNumberValue('eighty-one'); getNumberValue('eighty-two'); getNumberValue('eighty-three'); getNumberValue('eighty-four'); getNumberValue('eighty-five'); getNumberValue('eighty-six'); getNumberValue('eighty-seven'); getNumberValue('eighty-eight'); getNumberValue('eighty-nine'); getNumberValue('ninety'); getNumberValue('ninety-one'); getNumberValue('ninety-two'); getNumberValue('ninety-three'); getNumberValue('ninety-four'); getNumberValue('ninety-five'); getNumberValue('ninety-six'); getNumberValue('ninety-seven'); getNumberValue('ninety-eight'); getNumberValue('ninety-nine');