Expands a theme’s starter content configuration using core-provided data.

​The `is_search()` function in WordPress checks if the current request is a search query and returns true or false based on its result

Determines whether the current locale is right-to-left (RTL).

​How to Use the WordPress `is_robots()` Function in Your Theme or Plugin File

​Is_Registered_Sidebar() is a WordPress function that determines whether a sidebar has been registered or not

Learn how to use the WordPress 'is_redirect()' PHP function, including examples and tips for tracking redirection pages with Google Analytics.

​The `is_random_header_image()` function in WordPress determines whether a random header image is currently being used

Learn how to use the in WordPress to determine if a meta key is protected

Determines whether we are currently on an endpoint that should be protected against WSODs.