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Supported HTML tags and attributes for legacy Text widgets
Supported HTML tags and attributes for legacy Text widgets

Text widgets on legacy dashboard layouts support HTML tags and attributes that can be used to style and format text.

Updated over a week ago

This guide outlines the HTML tags and attributes supported for use within Text widgets and the Text widget type available in the legacy Custom Widgets API. These tags and attributes allow you to style and format your text.

Please note that these options are only supported on our legacy dashboard layouts for dashboards created prior to 2020. If you've created a dashboard more recently, you can follow our guide on using Markdown to format your text.

Supported HTML tags

The following HTML tags are supported:

  • Text structure: <br>, <div>, <hr>, <p>, <span>

  • Headings: <h1>, <h2>, <h3>, <h4>, <h5>, <h6>

  • Text formatting: <em>, <s>, <strike>, <strong>, <sub>, <sup>, <u>

  • Lists: <dd>, <dl>, <dt>, <li>, <ol>, <ul>

  • Tables: <caption>, <col>, <colgroup>, <table>, <tbody>, <td>, <tfoot>, <th>, <thead>, <tr>

  • Semantic elements: <address>, <blockquote>, <code>, <dfn>, <pre>

  • Other: <a>, <abbr>, <acronym>, <center>, <del>, <img>, <ins>

Supported HTML attributes

The following HTML attributes are supported:

  • align

  • alt

  • class

  • colspan

  • height

  • href

  • id

  • name

  • rowspan

  • src

  • style

  • target

  • title

  • width

Common use cases

Add a hyperlink

You can use the <a> tag to add a clickable link within a Text widget to another dashboard or website.

To create a link that opens in a new tab, use:

<a href="https://www.geckoboard.com" target="_blank">Geckoboard</a>

To create a link that opens in the same tab, use:

<a href="https://www.geckoboard.com" target="_parent">Geckoboard</a>

Adjust font size

If you want to set a particular text size for your number widget, you can use the <span> tag with applied styling.

<span style="display: block; font-size:50px;">Font Size 50</span>

Center align text

<span style="text-align: center; display: block;font-size:2em;">My Dashboard Title</span>
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