As far as I know the showing and hiding of the admin toolbar on the front-end is a global setting, which applies to any page containing
I want to have more specific control over the visibility admin bar—specifically, to be able to hide it based on a URL query string, such as (e.g.,
?hidetoolbar at the end of a URL).
I know that I can hide the toolbar from a specific template file by adding this to the top:
What hook would I use to apply the filter conditionally in functions.php?