FFI::sizeof

(PHP 7 >= 7.4.0)

FFI::sizeof — Gets the size of C data or types

说明

public static FFI::sizeof ( mixed &$ptr ) : int

Returns the size of the given FFI\CData or FFI\CType object.

参数

ptr

The handle of the C data or type.

返回值

The size of the memory area pointed at by ptr.

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