JSFiddle - React, Tailwind, and code Playground

JavaScript

var clone = function(elem) {
  var s = new XMLSerializer();
	var div = document.createElement('div');
  div.innerHTML = s.serializeToString(elem);
	return div.firstChild;
};


var element = document.createElementNS('http://www.w3.org/2000/svg', "feGaussianBlur");
element.setAttribute('stdDeviationX', 5);
element.setAttribute('stdDeviationY', 5);

var clonedElement = clone(element);

console.info("Original:" + element.getAttribute("stdDeviationX") + ", Cloned:" + clonedElement.getAttribute("stdDeviationX"));