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@alekssamos
Forked from sonnyt/gist:8585696
Created January 9, 2018 11:40
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JavaScript Check If Element Has Class
function hasClass(element, className) {
return element.className && new RegExp("(^|\\s)" + className + "(\\s|$)").test(element.className);
}
var myDiv = document.getElementById('MyDiv');
hasClass(myDiv, 'active');
// OR
Element.prototype.hasClass = function(className) {
return this.className && new RegExp("(^|\\s)" + className + "(\\s|$)").test(this.className);
};
document.getElementById('MyDiv').hasClass('active');
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