Fastest: Set.has, 10 000 elements (3747.9x faster)
3,872,060 ops/sec
2,217,805 ops/sec
104,244 ops/sec
3,150 ops/sec
3,049 ops/sec
1,297 ops/sec
1,033 ops/sec
Results show median performance across all community submissions. Run this benchmark yourself to verify on your device.