mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
37 lines
1.8 KiB
HTML
37 lines
1.8 KiB
HTML
<!--
|
|
Copyright JS Foundation and other contributors, http://js.foundation
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
-->
|
|
|
|
<script type="text/x-red" data-help-name="html">
|
|
<p>Extracts elements from an html document held in <code>msg.payload</code> using a CSS selector.</p>
|
|
<h3>Inputs</h3>
|
|
<dl class="message-properties">
|
|
<dt>payload <span class="property-type">string</span></dt>
|
|
<dd>the html string from which to extract elements.</dd>
|
|
<dt class="optional">select <span class="property-type">string</span></dt>
|
|
<dd>if not configured in the edit panel the selector can be set as a property of msg.</dd>
|
|
</dl>
|
|
<h3>Output</h3>
|
|
<dl class="message-properties">
|
|
<dt>payload <span class="property-type">array | string</span></dt>
|
|
<dd>the result can be either a single message with a payload containing an array of the matched elements, or multiple
|
|
messages that each contain a matched element. If multiple messages are sent they will also have <code>parts</code> set.</dd>
|
|
</dl>
|
|
<h3>Details</h3>
|
|
<p>This node supports a combination of CSS and jQuery selectors. See the
|
|
<a href="https://github.com/fb55/CSSselect#user-content-supported-selectors" target="_blank">css-select documentation</a> for more information
|
|
on the supported syntax.</p>
|
|
</script>
|