Caching length property vs getting it each time in the loop

save length of the array in the variable vs get it the loop
3 years ago
User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.95 Safari/537.36
Test name Executions per second
Cache length 10156.7 Ops/sec
Do not cache 5046.0 Ops/sec
Script Preparation code:
Tests:
  • Cache length

  • Do not cache

Open this result on MeasureThat.net