Property vs Prototype

JavaScript performance comparison

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Test Ops/sec
Class Property
function Range(from, to) {
  this.from = from
  this.to = to
  this.toString = function() {
    return "(" + this.from + "..." + this.to + ")";
  }
}

r = new Range(1,3)
pending…
Prototype
function Range(from, to) {
  this.from = from
  this.to = to
}
Range.prototype.toString = function() {
  return "(" + this.from + "..." + this.to + ")";
};

r = new Range(1,3)
pending…

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