If-else vs. switch vs. lookup table (v62)

Revision 62 of this benchmark created by Jan on

Setup

function ifElseTest(stuff) {
      if(stuff === "pizza") {
        return "food";
      } else if (stuff === "house") {
        return "building";
      } else if (stuff === "table") {
        return "furniture";
      } else if (stuff === "car") {
        return "driving";
      } else if (stuff === "water") {
        return "drink";
      } else if (stuff === "air") {
        return "nothing";
      }
    };
    
    function switchTest(stuff) {
      switch (true) {
        case (stuff === "pizza"):
          return "food";
        break;
    
        case (stuff === "house"):
          return "building";
        break;
    
        case (stuff === "table"):
          return "furniture";
        break;
    
        case (stuff === "car"):
          return "driving";
        break;
    
        case (stuff === "water"):
          return "drink";
        break;
     
        case (stuff === "air"):
          return "nothing";
        break;
      }
    };
    
    var lookupTable = {
      "pizza": function() {
        return "food";
      },
      "house": function() {
        return "building";
      },
      "table": function() {
        return "furniture";
      },
      "car": function() {
        return "driving";
      },
      "water": function() {
        return "drink";
      },
      "air":  function() {
        return "nothing";
      }
    };

Test runner

Ready to run.

Testing in
TestOps/sec
if else
ifElseTest("pizza");
ifElseTest("water");
ifElseTest("air");
ready
switch
switchTest("pizza");
switchTest("water");
switchTest("air");
ready
lookup table
lookupTable["pizza"]();
lookupTable["water"]();
lookupTable["air"]();
ready

Revisions

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