Stop Read SF

3270	5250	VT
Yes	Yes	Yes

The Stop Read SF function ends a client application's ability to read structured field data.

The client sends the following command to perform the Stop Read SF function.

PostMessage( hServerWnd,
             WM_DDE_UNADVISE,
             hClientWnd,
             MAKELONG(NULL, aSF) );

where:

aSF

Identified structured field as the item.