Run results for: nsdosdosjfdoisjdf

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.95 Safari/537.36

Browser: Chrome 55

Operating system: Mac OS X 10.12.1

Device Platform: Other

Date tested: 7 years ago

Test name	Executions per second
map delete	4713227.0 Ops/sec
Alloc delete	2503494.0 Ops/sec

Script Preparation code:

var map = new Map()
var array2 = new Array(150)
var del = false;
for (var i = 0; i < 100; i ++) {
var insert = Math.random();
  map.set(i,insert)
  if (i == 50) del = insert;
  array2.push(insert)
}

Tests:

map delete
map.delete(i)
Alloc delete
var ind = array2.indexOf(del) if (ind != -1) array2.splice(ind,50)

Run results for: nsdosdosjfdoisjdf

map delete

Alloc delete