EM_GETTEXTRANGE Overview Group

The EM_GETTEXTRANGE message retrieves a specified range of characters from a rich edit control.

EM_GETTEXTRANGE 

wParam = 0; 

lParam = (LPARAM) (TEXTRANGE FAR *) lpRange;

Parameters

lpRange: Pointer to a TEXTRANGE structure that specifies the range of characters to retrieve and a buffer to copy the characters to.

Returns the number of characters copied, not including the terminating null character.