WP_Roles::is_role()

Method: Whether role name is currently in the list of available roles.

Source: wp-includes/class-wp-roles.php:262

WP_Roles::init_roles()

Method: Initializes all of the available roles.

Source: wp-includes/class-wp-roles.php:271

Action Hook: After the roles have been initialized, allow plugins to add their own roles.

Source: wp-includes/class-wp-roles.php:290

Method: Sets the site to operate on. Defaults to the current site.

Source: wp-includes/class-wp-roles.php:302

Method: Gets the ID of the site for which roles are currently initialized.

Source: wp-includes/class-wp-roles.php:329

Class: Core class used to implement a user roles API.

Source: wp-includes/class-wp-roles.php:26

Method: Gets the available roles data.

Source: wp-includes/class-wp-roles.php:342