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node-red/packages/node_modules/@node-red/nodes/locales/en-US/parsers/70-HTML.html

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<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>