jQuery 1.8.3, HTML, CSS, JavaScript
No-Library (pure JS), HTML, CSS, JavaScript
jQuery 2.0.2, HTML, CSS, JavaScript
jQuery 1.10.1, HTML, CSS, JavaScript
jQuery 1.9.1, HTML, CSS, JavaScript
A lot of people thing 'preventDefault()' is the same as just returning false from something like a link click. It's not. Depending on the application you may see no difference but it does make a difference if the event is bubbled upwards.