string or a type of1123

JavaScript performance comparison

Test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var types = {
      string: function(str) {
       return typeof str === 'string';
      }
    }
    var typeLookup = function(t, str) {
       types[t](str);
    }
   
    var typesObj = {
       string: function(str) {
         return str.name === 'String'  
    }
    }
    var objType = function(t, str) {
       typesObj[t](str);
    }
};
</script>

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Testing in unknown unknown
Test Ops/sec
typelookup
typeLookup('hi')
pending…
obj name lookup
objType('hi')
pending…

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