src/js/base/core/dom.js
function (node, aChild) {
            $.each(aChild, function (idx, child) {
                node.appendChild(child);
            });
            return node;
        }
function (node, aChild) {
            $.each(aChild, function (idx, child) {
                node.appendChild(child);
            });
            return node;
        }
function ( node , aChild ) { $ . each ( aChild , function ( idx , child ) { node . appendChild ( child ) ; } ) ; return node ; }
append elements.

@param {Node} node
@param {Collection} aChild
append elements .