jquery - how to check if element has any classes attached to it

Question

you would imagine this would be easy to implement, but oh well..

anyway, I have an element to which classes are added or removed based of interaction on the site.

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Answer 1

See working code snippet below:

var elemClasses = $('body').attr('class') ? $('body').attr('class').split(/\s+/) : [];
if (elemClasses.length == 1){
  alert('Only one class');
}
else{
  alert('Element has ' + elemClasses.length + ' clases');
}