SUBROUTINE DISPLAYPARAMS_A
* List the parameters available to this RealWeb page.

* Include the RealWeb definitions

     INCLUDE #RW.INCLUDE.DEFS FROM /SYSFILES/REALWEB,BP


     EQU AM TO CHAR(254)

* Start the HTML page.
* Display the text 'List Parameters' in the browser's title bar.
CALL RW_START_HTML_PAGE("List Parameters", "", "", "", "")

* Insert a heading containing descriptive text.
CALL RW_HEADING(1, "Parameters")

* Get the list of parameters.

     PARAMS = ""
* With the final parameter (Control) set to RWD_ALL,
* RWA_DISPLAY_PARAMS retrieves all the parameters.
* To limit the list to local parameters, use RWD_LOCAL.
CALL RWA_DISPLAY_PARAMS(PARAMS, RWD_ALL)

* Convert the parameter list to a dynamic array.

     PARAMS = CHANGE(PARAMS, "<BR>":CHAR(10), AM)

* Remove any remaining HTML markup.

     PS = 1

     LOOP WHILE PS <> 0 DO

          PS = INDEX(PARAMS, "<", 1)

          PE = INDEX(PARAMS, ">", 1)

          HTML = PARAMS[PS, PE]

          PARAMS = CHANGE(PARAMS, HTML, "")

     REPEAT

* Initialise variables

     PLIST = ""

     VLIST = ""
* For each parameter in the list...

     N = 1

     FOR I = 1 TO DCOUNT(PARAMS, AM)
* Extract its name and value...

          IF INDEX(PARAMS<I>, "=", 1) <> 0 THEN

               PLIST<N> = FIELD(PARAMS<I>, "=", 1)

               VLIST<N> = FIELD(PARAMS<I>, "=", 2)

               N = N + 1

          END

     NEXT I

* Display the parameters as a definition list.
CALL RW_MAKE_DLIST(PLIST, VLIST, "")

* Complete the page.
CALL RW_END_PAGE

RETURN

Subroutine result in browser 

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<HTML>
<HEAD>
<META NAME="Generator" CONTENT="Reality">
<TITLE>List Parameters</TITLE>


</HEAD>
<BODY>
<H1>Parameters</H1>
<DL>
<DT>Age<DD>57
<DT>Name<DD>Fred
<DT>Postcode<DD>AB1 2CD
<DT>__htdbpath<DD>D:\RealWebDemo\tomcat\webapps\ROOT\test\DISPLAYPARAMS_A
<DT>__isurl<DD>/servlet/realityis/test
<DT>__page
<DT>__pathinfo<DD>DISPLAYPARAMS_A
<DT>__script<DD>/servlet/reality
<DT>__section<DD>test
<DT>__url<DD>http://hb-ac11579:8080/servlet/reality/test/DISPLAYPARAMS_A
</DL>
</BODY>
</HTML>