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- // Use the browser's built-in functionality to quickly and safely escape
- // the string
- function escapeHtml(str) {
- var div = document.createElement('div');
- div.appendChild(document.createTextNode(str));
- return div.innerHTML;
- }
- // UNSAFE with unsafe strings; only use on previously-escaped ones!
- function unescapeHtml(escapedStr) {
- var div = document.createElement('div');
- div.innerHTML = escapedStr;
- var child = div.childNodes[0];
- return child ? child.nodeValue : '';
- }
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