FFI::isNull
(PHP 7 >= 7.4.0)
FFI::isNull — Checks whether a FFI\CData is a null pointer
Opis
public static FFI::isNull
( FFI\CData
&$ptr
) : boolChecks whether a FFI\CData is a null pointer.
Parametry
-
ptr -
The handle of the pointer to a C data structure.
Zwracane wartości
Returns whether a FFI\CData is a null pointer.
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