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Run results for: Javascript 'concat()' vs '+' for strings

Testing the performance difference between concat() and the + operator for strings in javascript

Go to the benchmark
Run details:
Mozilla/5.0 (Windows NT 10.0; WOW64; rv:48.0) Gecko/20100101 Firefox/48.0
Firefox 48
Windows
Other
8 years ago
Test name Executions per second
concat() 14123679.0 Ops/sec
plus_operator 250487104.0 Ops/sec
Script Preparation code:
Tests:

  • concat()

  • plus_operator

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