LDicomVR::Exists
#include "Ltdic.h"
L_BOOL LDicomVR::Exists(pVR)
pDICOMVR pVR; |
/* pointer to a DICOMVR structure */ |
Determines whether the pointer to the structure is valid.
Parameter |
Description |
pVR |
Pointer to a DICOMVR structure. |
Returns
TRUE |
pVR is a valid pointer. |
FALSE |
pVR is NULL. |
Required DLLs and Libraries
LTDIC For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application |
See Also
Functions: |
LDicomVR::GetFirst, LDicomVR::GetLast, LDicomVR::GetPrev, LDicomVR::GetNext, LDicomVR::Find, LDicomVR::FindIndex |
Topics: |
Example
/* This example checks a VR pointer */
L_VOID Test()
{
pDICOMVR pVR;
pVR = LDicomVR::Find(VR_UL);
if (LDicomVR::Exists(pVR) == FALSE)
{
MessageBox(NULL, "The VR does not exist", "Notice", MB_OK);
}
}