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:147.0) Gecko/20100101 Firefox/147.0
Firefox 147
Windows
Desktop
5 months ago
typeof
477.3M/s
array || []
438.0M/s
isArray
191.7M/s
instanceOf
171.4M/s
View exact numbers
Test name Executions per second
✓ typeof 477,316,864 Ops/sec
array || [] 438,004,864 Ops/sec
isArray 191,657,152 Ops/sec
instanceOf 171,381,216 Ops/sec
Script Preparation code:
Tests: