Gatsby uses a React component to server render the
<head> and other parts of
the HTML outside of the core Gatsby application. Gatsby also sets a default value for the
<noscript> tag there.
Most sites should use the default
html.js shipped with Gatsby. But if you need
to customize your site’s html.js, copy the default one into your source
tree by running:
And then make modifications as needed.
If you need to insert custom html into the
<footer> of each page on your site, you can use
Note: the various props that are rendered into pages are required e.g.
Anything you render in the
html.js component will not be made “live” in
the client like other components. If you want to dynamically update your
<head> we recommend using
If you want to insert custom html into the footer, html.js is the preferred way of doing this. If you’re writing a plugin, consider using the
setPostBodyComponents prop in the Gatsby SSR API.
If you see this error:
Uncaught Error: _registerComponent(...): Target container is not a DOM element. it means your
html.js is missing the required
“target container”. Inside your
<body> you must have a div with an id of
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