wp_error_added
Action Hook: Fires when an error is added to a WP_Error object.
Source: wp-includes/class-wp-error.php:211
WP_Error::get_all_error_data()
Method: Retrieves all error data for an error code in the order in which the data was added.
Source: wp-includes/class-wp-error.php:243
WP_Error::merge_from()
Method: Merges the errors in the given error object into this one.
Source: wp-includes/class-wp-error.php:284
WP_Error::export_to()
Method: Exports the errors in this object into the given one.
Source: wp-includes/class-wp-error.php:295
WP_Error::copy_errors()
Method: Copies errors from one WP_Error instance to another.
Source: wp-includes/class-wp-error.php:307
WP_Error::has_errors()
Method: Verifies if the instance contains errors.
Source: wp-includes/class-wp-error.php:178
WP_Error::get_error_code()
Method: Retrieves the first error code available.
Source: wp-includes/class-wp-error.php:93
WP_Error::get_error_messages()
Method: Retrieves all error messages, or the error messages for the given error code.
Source: wp-includes/class-wp-error.php:112
WP_Error::get_error_message()
Method: Gets a single error message.
Source: wp-includes/class-wp-error.php:142
WP_Error::get_error_data()
Method: Retrieves the most recently added error data for an error code.
Source: wp-includes/class-wp-error.php:161