TREE_GET_FIRST_CHILD SAP Method Returns the First Child Node
Below is documentation, parameters and attributes of ABAP Method TREE_GET_FIRST_CHILD within SAP class CL_ALV_TREE_BASE_IN. There is also a number of example ABAP code snipts to help you use the functionality of this method.
This method is available within SAP systems depending on your version and release level, you can view further information by entering the class name CL_ALV_TREE_BASE_IN into the relevant SAP transactions such as SE24 or SE80, and then selecting the method you are interested in.
Method Type - Instance
This is an Instance Method so needs to be instantiated first before you can access any of the methods. I.e. you need to create a local variable of TYPE ref to the class.The following technical details of method TREE_GET_FIRST_CHILD can also be found below:
- Importing parameters
- Exporting parameters
- Changing parameters
- Returning parameters
- Exceptions
- Coding Examples
Parameters of Method TREE_GET_FIRST_CHILD
.| Name | Type | Data Type | Description | Default Value |
| I_NODE_KEY | Importing | TYPE LVC_NKEY | Nodes | |
| E_CHILD_NODE_KEY | Exporting | TYPE LVC_NKEY | First Child Node |
Exceptions of Method TREE_GET_FIRST_CHILD
This method does not have any exceptionsExample ABAP coding
DATA: lo_class TYPE REF TO CL_ALV_TREE_BASE_IN.
DATA: lv_E_CHILD_NODE_KEY TYPE LVC_NKEY,
lv_I_NODE_KEY TYPE LVC_NKEY,
lv_other TYPE c.
CALL METHOD lo_class=>TREE_GET_FIRST_CHILD(
EXPORTING
I_NODE_KEY = lv_I_NODE_KEY
IMPORTING
E_CHILD_NODE_KEY = lv_E_CHILD_NODE_KEY ).
Links to Related Class(s)
CL_ALV_T...Full list of available SAP object classes
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