Benchmark: Map get VS Map has get!!!

Script Preparation code:

var i = 0, count = 30000, a;
var map = new Map();

for (i = 0; i < count; i++) {
  if (Math.random() > 0.5) {
    map.set(i, i * i);
  }
}

Tests:

Rendered benchmark preparation results:

Previous results

Test case name	Result
Map 1
Map 2

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Latest run results:

Run details: (Test run date: 9 months ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.3 Safari/605.1.15

Browser/OS: Safari 16 on Mac OS X 10.15.7

Test name	Executions per second
Map 1	280.9 Ops/sec
Map 2	295.4 Ops/sec

Map get VS Map has get!!! (version: 0)