String Method call

Benchmark created on

Preparation HTML

<script>
  var cachePrototype = String.prototype.concat;
  var cacheInstnaceMethod = "".concat;
  
  var str = "qwertyuiopasdfghjklzxcvbnm";
  var param = ["asdf", "asdf", "46h3"];
  
  function prototypeNoCache(str, param) {
    return String.prototype.concat.apply(str, param);
  }
  
  function prototypeCache(str, param) {
    return cachePrototype.apply(str, param);
  }
  
  function instanceMethodNoCache(str, param) {
    return "".concat.apply(str, param);
  }
  
  function instanceMethodCache(str, param) {
    return cacheInstnaceMethod.apply(str, param);
  }
</script>

Test runner

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Testing in
TestOps/sec
prototype no cache
prototypeNoCache(str, param);
ready
prototype cache
prototypeCache(str, param);
ready
instance method no cache
instanceMethodNoCache(str, param);
ready
instance method cache
instanceMethodCache(str, param);
ready

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