$.extend is not a function

Question

I\'m trying to integrate the svg edit - editor, which is using jQuery, into Magento. The problem is that Magento uses Prototype, and therefore I\'m using the jQuery.no

Answer 1

try to put your function attr into

(function( $ ){


})( jQuery );

so it will look like

(function( $ ){
jQuery.fn.attr = function(key, value) {
    var len = this.length;
    if(!len) return this;
    for(var i=0; i