LDicomTag::Exists

#include "Ltdic.h"

static L_BOOL LDicomTag::Exists (pTag)

Determines whether the pointer to the structure is valid.

Parameters

pDICOMTAG pTag

Pointer to a DICOMTAG structure.

Returns

Value	Meaning
TRUE	pTag is a valid pointer.
FALSE	pTag 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

Platforms

Win32, x64

Functions

LDicomTag::GetFirst
LDicomTag::GetLast
LDicomTag::GetPrev
LDicomTag::GetNext
LDicomTag::Find
LDicomTag::FindIndex

Topics

Working with Tags

Example

This example checks a Tag pointer.

L_INT LDicomTag_ExistsExample() 
{ 
   pDICOMTAG pTag; 
 
   pTag = LDicomTag::Find(TAG_PIXEL_DATA); 
 
   if (LDicomTag::Exists(pTag) == FALSE) 
   { 
      MessageBox(NULL, TEXT("The Tag does not exist"), TEXT("Notice"), MB_OK); 
   } 
 
   return DICOM_SUCCESS; 
}