thingspeak/app/views/docs/channels/_update.html.erb

<div>
  <%= render 'response' %>
  <h2 id="update">Update a Channel</h2>
</div>

<br>
To update a Channel, send an HTTP PUT to
<br><code><%= @ssl_api_domain %>channels/<span class="customcode">CHANNEL_ID</span><span class="format format-json">.json</span><span class="format format-xml">.xml</span></code> .

<br><br>
Valid parameters:
<ul>
  <li><b>api_key</b> (string) - User's API Key; please note that this is different than a Channel API key, and can be found in <a href="/account">your account details</a>. (required).</li>
  <li><b>description</b> (string) - Description of the Channel (optional)</li>
  <li><b>elevation</b> (integer) - Elevation in meters (optional)</li>
  <li><b>field1</b> (string) - Field1 name (optional)</li>
  <li><b>field2</b> (string) - Field2 name (optional)</li>
  <li><b>field3</b> (string) - Field3 name (optional)</li>
  <li><b>field4</b> (string) - Field4 name (optional)</li>
  <li><b>field5</b> (string) - Field5 name (optional)</li>
  <li><b>field6</b> (string) - Field6 name (optional)</li>
  <li><b>field7</b> (string) - Field7 name (optional)</li>
  <li><b>field8</b> (string) - Field8 name (optional)</li>
  <li><b>latitude</b> (decimal) - Latitude in degrees (optional)</li>
  <li><b>longitude</b> (decimal) - Longitude in degrees (optional)</li>
  <li><b>metadata</b> (text) - Metadata for the Channel, which can include JSON, XML, or any other data (optional)</li>
  <li><b>name</b> (string) - Name of the Channel (optional)</li>
  <li><b>public_flag</b> (true/false) - Whether the Channel should be public, default false (optional)</li>
  <li><b>tags</b> (string) - Comma-separated list of tags (optional)</li>
  <li><b>url</b> (string) - Webpage URL for the Channel (optional)</li>
</ul>

<br>
Example PUT:

<pre>
PUT <span class="str"><%= @ssl_api_domain %>channels/<span class="customcode">4</span><span class="format format-json">.json</span><span class="format format-xml">.xml</span></span>
    api_key=<span class="customcode"><%= @user_api_key %></span>
    name=<span class="customcode">Updated Channel</span>
</pre>

<br>

<div class="format format-block-xxl format-text">
  The response will be a webpage with your updated Channel.
</div>

<div class="format format-block-xxl format-json">
  The response will be a JSON object of the updated channel, for example:

<pre class="prettyprint">
{
  "id": 4,
  "name": "Updated Channel",
  "description": null,
  "metadata": null,
  "latitude": null,
  "longitude": null,
  "created_at": "2014-03-25T13:12:50-04:00",
  "elevation": null,
  "last_entry_id": null,
  "ranking": 15,
  "username": "hans",
  "tags": [],
  "api_keys":
  [
    {
      "api_key": "XXXXXXXXXXXXXXXX",
      "write_flag": true
    }
  ]
}
</pre>

</div>

<div class="format format-block-xxl format-xml">
  The response will be an XML object of the updated channel, for example:

<pre class="prettyprint">
&lt;?xml version="1.0" encoding="UTF-8"?>
&lt;channel>
    &lt;id type="integer">4&lt;/id>
    &lt;name>Updated Channel&lt;/name>
    &lt;description nil="true" />
    &lt;metadata nil="true" />
    &lt;latitude type="decimal" nil="true" />
    &lt;longitude type="decimal" nil="true" />
    &lt;created-at type="dateTime">2014-03-25T20:17:44-04:00&lt;/created-at>
    &lt;elevation nil="true" />
    &lt;last-entry-id type="integer" nil="true" />
    &lt;ranking type="integer">15&lt;/ranking>
    &lt;username>hans&lt;/username>
    &lt;tags type="array" />
    &lt;api-keys type="array">
        &lt;api-key>
            &lt;api-key>XXXXXXXXXXXXXXXX&lt;/api-key>
            &lt;write-flag type="boolean">true&lt;/write-flag>
        &lt;/api-key>
    &lt;/api-keys>
&lt;/channel>
</pre>

</div>