| 12345678910111213141516171819 | module.exports = Commentfunction Comment(data, owner) {    if (!(this instanceof Comment)) {        return new Comment(data, owner)    }    this.data = data    this.nodeValue = data    this.length = data.length    this.ownerDocument = owner || null}Comment.prototype.nodeType = 8Comment.prototype.nodeName = "#comment"Comment.prototype.toString = function _Comment_toString() {    return "[object Comment]"}
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