# regular expression example
# extract the title of from a web page

outterminator = NL;
interminator = "</html>" NL;  # terminators can have arbitrary length

# Web servers close the connection after sending a page.
# Thus, we can't use autoconnect (see drvAsynIPPortConfigure)
# Handle connection manually in protocol.

readTitle {
    extraInput=ignore;
    
    connect 1000;                        # connect to server, 1 second timeout
    out "GET http://epics.web.psi.ch/";  # HTTP request
    in "%.1/<title>(.*)<\/title>/";      # get string in <title></title>
    disconnect;                          # servers closes, so do we.
}