Run results for: swich vs hash vs map for string key

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.0.0 Safari/537.36

Browser: Chrome 106

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
switch	12449860.0 Ops/sec
hash	6304507.0 Ops/sec
map	5669280.0 Ops/sec

Script Preparation code:

var x = 'DELETE';

var hash = {
  'OPTHONS': () => {},
  'GET': () => {},
  'POST': () => {},
  'PUT': () => {},
  'PATCH': () => {},
  'DELETE': () => {}
}

var map = new Map()
map.set('OPTHONS', () => {})
map.set('GET', () => {})
map.set('POST', () => {})
map.set('PUT', () => {})
map.set('PATCH', () => {})
map.set('DELETE', () => {})

Tests:

switch
switch (x) { case 'OPTHONS': break; case 'GET': break; case 'POST': break; case 'PUT': break; case 'PATCH': break; case 'DELETE': break; }
hash
hash[x];
map
map.get(x)

Run results for: swich vs hash vs map for string key

switch

hash

map