jQuery: Adding two attributes via the .attr(); method

Question

EDIT:

I learned that using other value than _blank, DOES NOT work on mobile browsers to open new windows/tabs.

For example, if

Answer 1

Multiple Attribute

var tag = "tag name";
createNode(tag, target, attribute);

createNode: function(tag, target, attribute){
    var tag = jQuery("<" + tag + ">");
    jQuery.each(attribute, function(i,v){
        tag.attr(v);
    });
    target.append(tag);
    tag.appendTo(target);
}
var attribute = [
    {"data-level": "3"},
];