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An application sends a CB_SETITEMDATA message to set the value associated with the specified item in a combo box.
Parameters
- 
wParam
 - 
Specifies the item's zero-based index.
 - 
lParam
 - 
Specifies the new value to be associated with the item.
 
Return value
If an error occurs, the return value is CB_ERR.
Remarks
If the specified item is in an owner-drawn combo box created without the CBS_HASSTRINGS style, this message replaces the value in the lParam parameter of the CB_ADDSTRING or CB_INSERTSTRING message that added the item to the combo box.
Requirements
| Requirement | Value | 
|---|---|
| Minimum supported client | 
Windows Vista [desktop apps only] | 
| Minimum supported server | 
Windows Server 2003 [desktop apps only] | 
| Header | 
  | 
See also
- 
Reference