How to check if element has a class
36511
Determine if an element has a CSS class with jQuery
48102
How do I check if an element is really visible with JavaScript?
116875
jQuery Validation plugin: how to check if an element is valid?
83526
Determine if a navigation item has children
132783
Can CSS detect the number of children an element has?
67402
Check if checkbox is checked with jQuery
148248
Check if object is Class type
96267
How to check if post has any tag?
110853
How do I select multiple elements and a class in JQuery
148622
Is there a way to get a class by name?
133200
Test if a vector contains a given element
151264
How to select Element with empty class using Jsoup
87009
Match all elements having class name starting with a specific string
98418
Can I write a CSS selector selecting elements NOT having a certain class or attribute?
112795
Check tag classes with watir?
33641
jQuery If DIV Doesn't Have Class "x"
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How can I change an element's class with JavaScript?