Run results for: test anagramm

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101 Firefox/68.0

Browser: Firefox 68

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
test1	1016577000.0 Ops/sec
test2	1048542000.0 Ops/sec
test3	1045700000.0 Ops/sec

Script Preparation code:

function sortThings(a, b) {
if (a > b) {
       return 1
   } else if (a < b) {
       return -1
   } else {
       return 0
   }
}

function isAnagram(a, b, strict = false) {
  return a.length === b.length ? strict ? isStrictAnagram(a, b) : isStrictAnagram(a.toLowerCase(), b.toLowerCase()) : false
}

function isStrictAnagram(a, b) {
  return JSON.stringify(a.split('').sort(sortThings)) === JSON.stringify(b.split('').sort(sortThings))
}

const goPex = (stringOne, stringTwo) => {
  const charMap1 = new Map();
  const charMap2 = new Map();

  if (stringOne.length !== stringTwo.length) return false;
  for (let i = 0; i < stringOne.length; i++) {
    charMap1.set(stringOne[i], (charMap1.get(stringOne[i]) || 0) + 1);
    charMap2.set(stringTwo[i], (charMap2.get(stringTwo[i]) || 0) + 1);
  }

  for ([key, value] of charMap1) {
    if (value !== charMap2.get(key)) return false;
  }
  return true;
};

const ana = (one, two) => {
  const r = (str) => str.split('').reduce((acc, item) => {
    if (acc.hasOwnProperty(item)) {
      acc[item]++
    } else {
      acc[item] = 1
    }
    return acc
  }, {})
  const target = {}
  Object.keys(r(one)).sort().map(item => target[item] = r(one)[item])
  const comparator = {}
  Object.keys(r(two)).sort().map(item => comparator[item] = r(two)[item])
  return JSON.stringify(target) === JSON.stringify(comparator)
}

Tests:

test1
function test1() { console.log(isAnagram('abc', 'bca')) console.log(isAnagram('foo', 'ofoo')) console.log(isAnagram('ooffoo', 'ffooff')) console.log(isAnagram('', '')) console.log(isAnagram('', 'bca')) console.log(isAnagram('', 'bca')) }
test2
function test2() { console.log(ana('abc', 'bca')) console.log(ana('foo', 'ofoo')) console.log(ana('ooffoo', 'ffooff')) console.log(ana('', '')) console.log(ana('', 'bca')) console.log(ana('', 'bca')) }
test3
function test3() { console.log(goPex('abc', 'bca')) console.log(goPex('foo', 'ofoo')) console.log(goPex('ooffoo', 'ffooff')) console.log(goPex('', '')) console.log(goPex('', 'bca')) console.log(goPex('', 'bca')) }

Run results for: test anagramm

test1

test2

test3