Script Preparation code:
x
 
var map = new Map();
var obj = {};
for (let i = 0; i < 1000; i++) {
    map.set(`field${i}`, "value");
    obj[`field${i}`] = "value";
}
Tests:
  • Map.delete

     
    map.delete('field500');
  • delete

     
    delete map.field500;
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

  • Test case name Result
    Map.delete
    delete

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 2 years ago)
Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:108.0) Gecko/20100101 Firefox/108.0
Firefox 108 on Windows 8.1
View result in a separate tab
Test name Executions per second
Map.delete 25043760.0 Ops/sec
delete 34269548.0 Ops/sec