How to implement “prevUntil” in Vanilla JavaScript without libraries?

Question

I need to implement the functionality of jQuery\'s prevUntil() method in Vanilla JavaScript.

I\'ve got several

elements on the same level:

Answer 1

Example Using previousSibling:

    var className = "needle";
    var element = clickedElement;
    while(element.previousSibling && element.previousSibling.className != className) {
       element = element.previousSibling;
    }
    element.previousSibling; // the element or null