Filters whether a user should be added to a site.

Parameters

$retvaltrue|WP_Error

True if the user should be added to the site, error object otherwise.

$user_idint

User ID.

$rolestring

User role.

$blog_idint

Site ID.

Source

$can_add_user = apply_filters( 'can_add_user_to_blog', true, $user_id, $role, $blog_id );

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