utf8_decode() │ WP 6.9.0

Deprecated. It is no longer supported and may be removed in future releases. See {@see \mb_convert_encoding()}.

Converts a string from UTF-8 to ISO-8859-1.

No Hooks.

Returns

String. Text converted into ISO-8859-1.

Usage

utf8_decode( $utf8_text ): string;
$utf8_text(string) (required)
Text treated as UTF-8.

Changelog

Since 6.9.0 Introduced.
Deprecated Use {@see \mb_convert_encoding()} instead.

utf8_decode() code WP 6.9.1

wp-includes/compat.php 
function utf8_decode( $utf8_text ): string {
	_deprecated_function( __FUNCTION__, '6.9.0', 'mb_convert_encoding' );

	return mb_convert_encoding( $utf8_text, 'ISO-8859-1', 'UTF-8' );
}

	else :
/**
 * @ignore
 * @private
 *
 * @since 6.9.0
 */
function utf8_decode( $utf8_text ): string {
	_deprecated_function( __FUNCTION__, '6.9.0', 'mb_convert_encoding' );

	return _wp_utf8_decode_fallback( $utf8_text );
}