SVG 1.1 dynamic update tests Erode radius = 4 Tests dynamic updates of the 'operator' attribute of the SVGFEMorphologyElement object On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS morphologyElement.getAttribute('operator') is "dilate" PASS morphologyElement.getAttribute('operator') is "erode" PASS successfullyParsed is true TEST COMPLETE