html2json & json2html
JavaScript HTML
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README.md

html2json & json2html

How to use

browser

include htmlparser.js & html2json.js scripts:

<script src="https://cdn.rawgit.com/blowsie/Pure-JavaScript-HTML5-Parser/master/htmlparser.js"></script>
<script src="src/html2json.js"></script>

node

$ npm install html2json
var html2json = require('html2json').html2json;
var json2html = require('html2json').json2html;

API

json === html2json(document.body.innerHTML);
html === json2html(json);

console.assert(json === html);

JSON format

every json has node

members of node are

  • root
  • element
  • text
  • comment

root node is the root of JSON, every JSON must have only one root root, could have child.

element node represents html element, could have tag, attr, child.

text node represents text element, could have text.

comment node represents commment element, could have text.

Sample

html:

<div id="1" class="foo">
<h2>sample text with <code>inline tag</code></h2>
<pre id="demo" class="foo bar">foo</pre>
<pre id="output" class="goo">goo</pre>
<input id="execute" type="button" value="execute"/>
</div>

json:

{
  node: 'root',
  child: [
    {
      node: 'element',
      tag: 'div',
      attr: { id: '1', class: 'foo' },
      child: [
        {
          node: 'element',
          tag: 'h2',
          child: [
            { node: 'text', text: 'sample text with ' },
            { node: 'element', tag: 'code', child: [{ node: 'text', text: 'inline tag' }] }
          ]
        },
        {
          node: 'element',
          tag: 'pre',
          attr: { id: 'demo', class: ['foo', 'bar'] },
          child: [{ node: 'text', text: 'foo' }]
        },
        {
          node: 'element',
          tag: 'pre',
          attr: { id: 'output', class: 'goo' },
          child: [{ node: 'text', text: 'goo' }]
        },
        {
          node: 'element',
          tag: 'input',
          attr: { id: 'execute', type: 'button', value: 'execute' }
        }
      ]
    }
  ]
}

Dependencies

htmlparser.js

repositry includes this at lib/ as git subtree.

CHANGELOG

before 1.0.0

  • Basically inline tag is melted into text
  • Input, textarea, image tags are act like block tag

License

MIT