Debug ***** Sample ====== From `10 things to know about KnockoutJS on day one`_: Put a div at the bottom of your page and display some or all of your ``viewModel`` using ``ko.toJSON`` to get a live preview of how changes in your UI are affecting the underlying data. No need for console logs or alerts: ::

Debug

.. _`10 things to know about KnockoutJS on day one`: http://www.knockmeout.net/2011/06/10-things-to-know-about-knockoutjs-on.html