Prototype Chain Access Performance (v2)

Revision 2 of this benchmark created by Mat Groves on January 13, 2013

Setup

function Book(title, publisher) {
      this.title = title;
      this.publisher = publisher;
    }
    
    Book.prototype.sayTitle = function() {
      this.title;
    };
    
    Book.prototype.setTitle = function(t) {
      this.title = t;
    };
    
    var book1 = new Book("High Performance JavaScript", "Yahoo!");

Test runner

var thing = book1.title;

var thing = book1["title"];

Revisions

You can edit these tests or add more tests to this page by appending /edit to the URL.

• Revision 1: published by Vahe Evoyan on December 25, 2012
• Revision 2: published by Mat Groves on January 13, 2013