http://knockoutjs.com/examples/contactsEditor.html
http://knockoutjs.com/examples/gridEditor.html
http://knockoutjs.com/examples/cartEditor.html
This is a simple Bootstrap skeleton. You can fork it to get a ready to use Bootstrap fiddle.
jQuery 1.11.0, HTML, CSS, JavaScript
SO: http://stackoverflow.com/q/12745149/570918
No-Library (pure JS), HTML, CSS, JavaScript
jQuery Compat (edge), HTML, CSS, JavaScript