Function: removeClass(domElementOrNodeArrayOrCSSSelector, stringClassName) Shorthand: remClass(domElementOrNodeArrayOrCSSSelector, stringClassName) Description: Removes one or more space delimited class names from the specified element or set of matching elements. Returns: domElement or matching node array, or $A object if chained. Example: // Using a DOM node as reference var myElement = $A.removeClass(domElement, "clearfix help-popup"); // Using a DOM node array as reference var myElementsArray = $A.removeClass([domElement1, domElement2], "highlight bold"); // Using a CSS selector as reference var myElementsArray = $A.removeClass("div.error", "bold"); // Or the same using chaining // Using a DOM node as reference var myChain = $A(domElement).removeClass("clearfix help-popup"); // Using a DOM node array as reference var myChain = $A([domElement1, domElement2]).removeClass("highlight bold"); // Using a CSS selector as reference var myChain = $A("div.error").removeClass("bold"); // To return the modified element within a chain, use the "return()" method. var myElement = myChain.return();