Leadtools.Dicom Namespace > DicomDataSet Class : GetFirstKey Method |
If the passed object points to: | The method returns an object pointing to: |
---|---|
Item 1 | Item 2 |
Item 3 | Item 4 |
Item 5 | Item 5 |
Item 6 | Item 7 |
null | Item 2 |
If the Data Set is evaluated as a list, the first 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: |
---|---|
null | Item 1 |
Item 12 | Item 1 |
Item 14 | Item 1 |
Item 22 | Item 1 |
Item 25 | Item 1 |
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: