Coffeescript vs javascript

JavaScript performance comparison

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Test Ops/sec
CoffeescriptWay
testObj = {
      someString: "someString",
      someArray: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
      someObject: {
        someString: "someString",
        someArray: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
      }
    };
    for (_j = 0, _len1 = testObj.length; _j < _len1; _j++) {
      obj = testObj[_j];
      return obj;
    }
pending…
Js Way
testObj = {
      someArray: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
      someObject: {
        someString: "someString",
        someArray: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
      }
    }
for (var _i = 0; _i < testObj.length; _i++) {
  return testObj[_i]
}
pending…

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