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Returns a pointer to the item in the Data Element Tag Table that immediately precedes the specified item.
#include "Ltdic.h"
static pDICOMTAG LDicomTag::GetPrev(pTag)
Pointer to a DICOMTAG structure that contains an item in the Data Element Tag Table. A pointer to the item in the table that immediately precedes this item will be returned.
| Value | Meaning |
|---|---|
| !NULL | A pointer to a DICOMTAG structure that contains the item in the Data Element Tag Table that immediately precedes the item specified in pTag. |
| NULL | There is not an item preceding pTag. (pTag is the first item in the table.) |
The following functions will also help you navigate the Data Element Tag Table:
To determine the number of entries in the Data Element Tag Table, call LDicomTag::GetCount.
Win32, x64
For an example, refer to LDicomTag::GetLast.
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