__return (helper functions) (tag)
| __return_empty_array() | Simply returns an empty array: array(). Helper function of WordPress. |
| __return_empty_string() | Simply returns an empty string:". Helper function of WordPress. |
| __return_false() | Simply returns false. Helper function of WordPress. |
| __return_null() | Simply returns null. Auxiliary function of WordPress. |
| __return_true() | Simply returns true. Helper function of WordPress. |
| __return_zero() | Simply returns 0. Helper function of WordPress. Useful for use in filters. |