Caching length property vs getting it each time in the loop
save length of the array in the variable vs get it the loop
8 years ago
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36
Test name |
Executions per second |
Cache length |
12045.2 Ops/sec |
Do not cache |
5269.0 Ops/sec |
Tests:
-
Cache length
-
Do not cache
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