Event listening with #swag

gistfile1.js

Node.prototype.on = Node.prototype.addEventListener;
Node.prototype.off = Node.prototype.removeEventListener;

var elem = document.getElementById('some-element');

function yolo(){
console.log('yolo');
}

elem.on('click', yolo);
elem.off('click', yolo);

// So we don't need to iterate over each element
NodeList.prototype.on = function()
{
    var elem, i;

    i = 0;
    while (i < this.length)
    {
        elem = this.item(i);
        elem.on.apply(elem, arguments);
        ++i;
    }
};

NodeList.prototype.off = function()
{
    var elem, i;

    i = 0;
    while (i < this.length)
    {
        elem = this.item(i);
        elem.off.apply(elem, arguments);
        ++i;
    }
};

var divs = document.getElementsByTagName('div');

divs.on('click', yolo);
divs.off('click', yolo);