Monday, November 08, 2010 at 12:04 AM.

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system.verbs.builtins.mainResponder.calendar.getFirstAddress

on getFirstAddress (adrcalendar) {
	<<Tue, May 23, 2000 at 5:42:33 PM by AR
		<<Old code
			<<on getFirstAddress (adrcalendar)
				<<Notes
					<<Thu, 11 Mar 1999 19:51:24 GMT by AR
						<<adrcalendar is the address of a valid calendar structure.
						<<We return the address of the first element in the calendar.
						<<We throw a scriptError if adrcalendar does not point to a valid non-empty calendar structure.
				<<local (adryear, adrmonth, adrday, ix)
				<<on diveinto (parent, adrsibling)
					<<for ix = 1 to sizeof (parent^)
						<<try
							<<number (nameOf (parent^[ix]))
							<<adrsibling^ = @parent^[ix]
							<<return (true)
					<<return (false)
				<<if diveinto (adrcalendar, @adryear)
					<<if diveinto (adryear, @adrmonth)
						<<if diveinto (adrmonth, @adrday)
							<<return (adrday)
				<<scripterror ("Can't get the first address in the calendar because adrcalendar doesn't point to a valid non-empty calendar structure.")
	kernel (mrcalendar.getfirstaddress)}
<<bundle  //test code
	<<dialog.notify (getFirstAddress (@AndresFirstSiteManilaWebsite.["#discussionGroup"].calendar))

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This listing is for code that runs in the OPML Editor environment. I created these listings because I wanted the search engines to index it, so that when I want to look up something in my codebase I don't have to use the much slower search functionality in my object database. Dave Winer.