WP_Error::get_error_codes(): list<int|string>

Retrieves all error codes.

Return

list<int|string> List of error codes, if available.

public function get_error_codes() {
	if ( ! $this->has_errors() ) {
		return array();
	}

	return array_keys( $this->errors );
}

Uses	Description
WP_Error::has_errors()`wp-includes/class-wp-error.php`	Verifies if the instance contains errors.

Used by	Description
login_header()`wp-login.php`	Outputs the login page header.
WP_Error::get_error_code()`wp-includes/class-wp-error.php`	Retrieves the first error code available.

Version	Description
2.1.0	Introduced.

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