Determines whether the pointer to the structure is valid.
#include "Ltdic.h"
static L_BOOL LDicomVR::Exists(pVR)
Pointer to a DICOMVR structure.
| Value | Meaning |
|---|---|
| TRUE | pVR is a valid pointer. |
| FALSE | pVR is NULL. |
Win32, x64
This example checks a VR pointer.
L_INT LDicomVR_ExistsExample(){pDICOMVR pVR;pVR = LDicomVR::Find(VR_UL);if (LDicomVR::Exists(pVR) == FALSE){::MessageBox(NULL, TEXT("The VR does not exist"), TEXT("Notice"), MB_OK);}return DICOM_SUCCESS;}
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