title: How to save html field data in local json file without php and js node
body: <p>I am not talking only about form, any information panel in html that I want to save in local json file for eg-
  There is blocks in html</p>
  <pre><code>&lt;div class=&quot;panel&quot;&gt;
      &lt;div&gt;
      &lt;input type=&quot;text&quot; name=&quot;producttype&quot; id=&quot;producttype&quot; value=&quot;&quot; placeholder=&quot;Product Type&quot;/&gt;
  &lt;/div&gt;
  &lt;div&gt;
      &lt;input type=&quot;text&quot; name=&quot;productname&quot; id=&quot;productname&quot; value=&quot;&quot; placeholder=&quot;Product Name&quot;/&gt;
  &lt;/div&gt;
  &lt;div&gt;
      &lt;input type=&quot;text&quot; name=&quot;details&quot; id=&quot;details&quot; value=&quot;&quot; placeholder=&quot;Details&quot;/&gt;
  &lt;/div&gt;
  &lt;div&gt;
      &lt;input type=&quot;submit&quot; name=&quot;mysubmut&quot; id=&quot;mysubmit&quot; value=&quot;&quot; /&gt;
      &lt;/div&gt;
  &lt;/div&gt;
    
  </code></pre>
  <p>I want to save that above information in a separate local.json file, every time when I fill the above infirmation and click submit it automatically save in a local.json file without php and node js.... Is it possible??</p>
  <p><strong>Thanks In Advance</strong></p>