EM_EXSETSEL  4_RMP1 

The EM_EXSETSEL message selects a range of characters and/or OLE objects in a rich edit control.

EM_EXSETSEL

wParam = 0;

lParam = (LPARAM) (CHARRANGE FAR *) ichCharRange;

Parameters

ichCharRange

Zero-based index of the character.

Return Values

Returns the zero-based index of the line.