Run results for: Array isArray vs typeof vs array || []

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:135.0) Gecko/20100101 Firefox/135.0
Firefox 135
Windows
Desktop
one year ago
typeof
392.4M/s
array || []
392.1M/s
isArray
164.8M/s
instanceOf
162.4M/s
View exact numbers
Test name Executions per second
✓ typeof 392,381,952 Ops/sec
array || [] 392,112,544 Ops/sec
isArray 164,796,480 Ops/sec
instanceOf 162,369,488 Ops/sec
Script Preparation code:
Tests: