FFI::isNull
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    PHP Manual»FFI»FFI::isNull

    FFI::isNull

    (PHP 7 >= 7.4.0, PHP 8)

    FFI::isNull — Checks whether a FFI\CData is a null pointer

    Descrizione

    public static function FFI::isNull(FFI\CData &$ptr): bool

    Checks whether a FFI\CData is a null pointer.

    Elenco dei parametri

    ptr
    The handle of the pointer to a C data structure.

    Valori restituiti

    Returns whether a FFI\CData is a null pointer.

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