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Test Info:
<script>
function onLoad() {
const svg = document.querySelector("svg");
const feConvolveMatrix = document.querySelectorAll("feConvolveMatrix");
// For emulating the traditional behavior, collapse Selection to end of the
// text node in the last <svg> which is the deepest last child of the <body>
// (i.e., at end of the text node after the last <feConvolveMatrix>).
getSelection().collapse(svg.lastChild, svg.lastChild.length);
feConvolveMatrix[0].addEventListener("DOMNodeInserted", () => {
svg.appendChild(feConvolveMatrix[1]);
document.execCommand("insertOrderedList", false);
});
feConvolveMatrix[0].insertAdjacentHTML(
"afterBegin",
document.querySelector("table").outerHTML
);
}
</script>
<body onload="onLoad()">
<table></table>
<b contenteditable>
<svg>
<feConvolveMatrix/>
<feConvolveMatrix/>
</svg></body>