JS Array IndexOf vs includes vs findIndex vs find (version: 0)

Comparing performance of: indexOf vs includes vs find vs findIndex

Created: 4 years ago by: Guest
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Script Preparation code:
Tests:

Historical Performance Data aggregated from 83 community runs

Desktop Results:
Chrome 78 runs
includes
130K/s
indexOf
129K/s
find
2K/s
findIndex
2K/s

Fastest: includes (66.6x faster)

View exact numbers
  • ✓ includes: 130,024 ops/sec
  • • indexOf: 129,293 ops/sec
  • • find: 1,966 ops/sec
  • • findIndex: 1,953 ops/sec
Safari 5 runs
indexOf
38K/s
findIndex
14K/s
find
14K/s
includes
9K/s

Fastest: indexOf (4.4x faster)

View exact numbers
  • ✓ indexOf: 37,973 ops/sec
  • • findIndex: 13,541 ops/sec
  • • find: 13,521 ops/sec
  • • includes: 8,569 ops/sec

Results show median performance across all community submissions. Run this benchmark yourself to verify on your device.

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    indexOf
    includes
    find
    findIndex

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 2 months ago)
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Mobile Safari/537.36
Chrome Mobile 148 on Android
View result in a separate tab
includes
66K/s
indexOf
66K/s
find
1K/s
findIndex
1K/s
View exact numbers
Test name Executions per second
✓ includes 66,296 Ops/sec
indexOf 66,204 Ops/sec
find 1,107 Ops/sec
findIndex 1,040 Ops/sec

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