for in loop vs. .map (version: 1)

Comparing performance of: .map vs for loop

Created: one year ago by: Guest
Go to the latest result
Script Preparation code:
Tests:

Historical Performance Data aggregated from 12 community runs

Desktop Results:
Chrome 6 runs
.map
21.0M/s
for loop
14.5M/s

Fastest: .map (1.4x faster)

View exact numbers
  • ✓ .map: 20,976,258 ops/sec
  • • for loop: 14,526,763 ops/sec
Firefox 6 runs
.map
25.5M/s
for loop
11.9M/s

Fastest: .map (2.1x faster)

View exact numbers
  • ✓ .map: 25,486,908 ops/sec
  • • for loop: 11,924,864 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
    .map
    for loop

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one month ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:148.0) Gecko/20100101 Firefox/148.0
Firefox 148 on Windows
View result in a separate tab
.map
19.7M/s
for loop
11.0M/s
View exact numbers
Test name Executions per second
✓ .map 19,677,934 Ops/sec
for loop 11,023,580 Ops/sec

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