is_wp_error( mixed $thing )

Checks whether the given variable is a WordPress Error.

Description

Returns whether $thing is an instance of the WP_Error class.

Parameters

$thing

(Required) The variable to check.

Return

(bool) Whether the variable is an instance of WP_Error.

Source

File: wp-includes/load.php 

function is_wp_error( $thing ) {
	return ( $thing instanceof WP_Error );
}

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Changelog

Changelog
Version Description
2.1.0 Introduced.