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{$IFDEF IsUse64bit}
result := X64.USBCAN2.VCI_FindUsbDevice(pInfo);
{$ELSE}
result := X86.USBCAN2.VCI_FindUsbDevice(pInfo);
{$ENDIF}
{$IFDEF IsUse64bit}
result := X64.USBCAN2.VCI_FindUsbDevice(pInfo);
{$ELSE}
result := X86.USBCAN2.VCI_FindUsbDevice(pInfo);
{$ENDIF}
这是经典的用法。
你还可以,通过变量YES64,首先软件启动时,判断是否64位。代码运行时:
if Yes64 then result := X64.USBCAN2.VCI_FindUsbDevice(pInfo)
else result := X86.USBCAN2.VCI_FindUsbDevice(pInfo);