JSFiddle - React, Tailwind, and code Playground

JavaScript

function html(elem, html) {

        elem = elem || document.documentElement;
        html = html || '';

        // 읽기전용 태그는 IE만 존재한다.
        if (window.attachEvent) {

            var nodeName = elem.nodeName && elem.nodeName.toLowerCase();

            // 읽기 전용 태그 모음
            var readOnlys = {

                'col': [3, '<table><colgroup>', '</colgroup></table>'],
                'colgroup': [2, '<table>', '</table>'],
                'head': [2, '<html>', '</html>'],
                'title': [2, '<head>', '</head>'],
                'tr': [3, '<table><tbody>', '</tbody></table>'],
                'tbody': [2, '<table>', '</table>'],
                'tfoot': [2, '<table>', '</table>'],
                'thead': [2, '<table>', '</table>'],
                'table': [1, '<table>', '</table>']
            };

            var mapEntry = readOnlys[nodeName];

            if (mapEntry) {

                var con = document.createElement('div');
                con.innerHTML = mapEntry[1] + html + mapEntry[2];

                while (mapEntry[0]--) con = con.firstChild;

                if (elem.hasAttributes()) {

                    var attrs = elem.attributes;
                    for (var i = 0, length = attrs.length; i < length; i++) {
                        attr(con, attrs[i].name, attr(elem, attrs[i].name));
                    }
                }

                elem.parentNode.replaceChild(con, elem);
            }
            else {
                elem.innerHTML = html;
            }
        }
        else {
            elem.innerHTML = html;
        }
    }



    function attr(elem, n, val) {

        elem = elem || document.documentElement;
        n = n || '';
        val = val || '';

        n = { 'for': 'htmlFor', 'class': 'className'}[n] || n;

        if (val) {

            elem[n] = val;

            // set Attribute
            if (elem.setAttribute) {
                //elem.setAttribute(n, val);
            }
        }

        return...