gecko-dev/dom/tests/js/HTMLString.js

66 строки
1.7 KiB
JavaScript

/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
//
// return a string representing the html content in html format
//
function htmlString(node, indent)
{
var html = ""
indent += " "
var type = node.nodeType
if (type == Node.ELEMENT) {
// open tag
html += "\n" + indent + "<" + node.tagName
// dump the attributes if any
attributes = node.attributes
if (null != attributes) {
var countAttrs = attributes.length
var index = 0
while(index < countAttrs) {
att = attributes[index]
if (null != att) {
html += " "
html += att.name + "=" + att.value;
}
index++
}
}
// end tag
html += ">"
// recursively dump the children
if (node.hasChildNodes) {
// get the children
var children = node.childNodes
var length = children.length
var count = 0;
while(count < length) {
child = children[count]
html += htmlString(child, indent)
count++
}
}
// close tag
html += "\n" + indent + "</" + node.tagName + ">"
}
// if it's a piece of text just dump the text
else if (type == Node.TEXT) {
html += node.data
}
return html;
}
htmlString(document.documentElement, "")