Run results for: Map get VS Map has get2

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:140.0) Gecko/20100101 Firefox/140.0

Browser: Firefox 140

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Map has get

300/s

Map get

300/s

View exact numbers

Test name	Executions per second
✓ Map has get	300 Ops/sec
Map get	300 Ops/sec

Script Preparation code:

var i = 0, count = 20000, a;
var map = new Map();

for (i = 0; i < count; i++) {
   map.set(i + '_' + '_g' , i);
}

Tests:

Map get
for (i = 0; i < count; i++) { a = map.get(i + '_' + '_g'); }
Map has get
for (i = 0; i < count; i++) { let key = i + '_' + '_g'; if (map.has(key)) { a = map.get(key); } }