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GetNextKey Method
Summary
Returns the item in the Dicom Dir Data Set that immediately follows the specified item.
Syntax
public Leadtools.Dicom.DicomElement GetNextKey(Leadtools.Dicom.DicomElement element,bool tree)
Public Function GetNextKey( _ByVal element As Leadtools.Dicom.DicomElement, _ByVal tree As Boolean _) As Leadtools.Dicom.DicomElement
public Leadtools.Dicom.DicomElement GetNextKey(Leadtools.Dicom.DicomElement element,bool tree)
public DicomElement getNextKey(DicomElement element, boolean tree) function Leadtools.Dicom.DicomDataSet.GetNextKey(element ,tree)
public:Leadtools.Dicom.DicomElement^ GetNextKey(Leadtools.Dicom.DicomElement^ element,bool tree)
Parameters
element
An item in the Data Set. The item in the Data Set that immediately follows this item will be returned.
tree
true to evaluate the Data Set as a tree; false to evaluate the Data Set as a list.
Return Value
The item in the Data Set that immediately follows the item specified by element, or a null reference (Nothing in VB) if there is no item following element (element is the last item in the Data Set).
Remarks
If the Data Set is evaluated as a tree structure, this method returns the next item on the same level as element with the same parent as element. Please note that the numbering of the items in the following illustration is arbitrary and does not imply order.
| If the passed object points to: | The method returns an object pointing to: |
|---|---|
| Item 1 | Item 2 |
| Item 3 | Item 4 |
| Item 5 | null |
| Item 6 | Item 7 |
If the Data Set is evaluated as a list, the next item in the list is returned. Please note that the numbering of the items in the following illustration does indicate the order of the items when the Data Set is evaluated as a list.
| If the passed object points to: | The method returns an object pointing to: |
|---|---|
| Item 14 | Item 15 |
| Item 4 | Item 5 |
| Item 8 | Item 9 |
| Item 19 | Item 20 |
| Item 27 | Item 28 |
| Item 30 | null |
The following methods will also help you navigate the Data Set as either a tree or a list:
If you evaluate the Data Set as a tree, you can also use the following methods to navigate the tree:
Example
For an example, refer to Reset.
Requirements
See Also
Reference
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© 1991-2017 LEAD Technologies, Inc. All Rights Reserved.
Leadtools.Dicom Assembly
