Martin Splitt from Google clarified that if Google sees in the initial HTML a noindex; it won't be able to process any meta robots changes or information from within your JavaScript. Martin said ...

Google's John Mueller said in a video hangout that Google can technically process canonicals within JavaScript. This is assuming that what is shown in the JavaScript doesn't conflict with other ...

HTMX is the HTML extension syntax that replaces JavaScript with simple markup. It could change the course of web development. HTMX lets you use an extended HTML syntax instead of JavaScript to ...