Sorry! :o) -----Original Message----- From: jquery-en@googlegroups.com [mailto:jquery...@googlegroups.com] On Behalf Of Liam Potter Sent: Tuesday, August 11, 2009 11:45 AM To: jquery-en@googlegroups.com Subject: [jQuery] Re: How to specify a default value...
oi, don't be skipping over my answers :p lol Rick Faircloth wrote: > > And finally, to continue today's live, public coding experiments. > > The answer appears to be that a second set of ' ' are needed for the > conditional: > > >' (row[19] ? ' ' + row[19] + ' ' : 'N/A') + '< > > Instead of: > > >'(row[19] ? ' + row[19] + ' : 'N/A') + '< > > The first way works with both Boolean and null checks, whereas the second > > way works properly only with Boolean. > > Sorry to use up to much list-time to answer my own questions, but > hopefully > > this will help someone as an "impromptu tutorial". > > Rick > > *From:* jquery-en@googlegroups.com [mailto:jquery...@googlegroups.com] > *On Behalf Of *Rick Faircloth > *Sent:* Tuesday, August 11, 2009 11:18 AM > *To:* jquery-en@googlegroups.com > *Subject:* [jQuery] Re: How to specify a default value... > > Well..another unexpected result. > > When the inline conditional: > > >' + (row[19] ? ' + row[19] + ' : 'N/A') + '< > > is used when a **value is present** in row[19], I get this as the output: > > + row[19] + > > instead of the actual value. > > If I remove the quotes from ' + row[19] + ', I get a syntax error. > > However, if **no value is present** in row[19], I get > > N/A > > as the output, which is expected. > > So, the conditional is working if no value is present, but outputting > the literal string > > + row[19] + > > if a value is not present. > > Assistance in understanding, anyone? > > Thanks, > > Rick > > *From:* jquery-en@googlegroups.com [mailto:jquery...@googlegroups.com] > *On Behalf Of *Rick Faircloth > *Sent:* Tuesday, August 11, 2009 11:00 AM > *To:* jquery-en@googlegroups.com > *Subject:* [jQuery] Re: How to specify a default value... > > Well.to answer my own question.I found this works: > > out.push('<li><span class="spanLeft">Pet Deposit</span><span > class="spanRight">' + (row[19] ? ' + row[19] + ' : 'N/A') + > '</span></li>'); > > But how does the conditional know whether a Boolean is being checked, > as in: > > >' + (row[19] ? 'Yes' : 'No') + '< > > Or whether the presence of a value is being checked, as in: > > >' + (row[19] ? ' + row[19] + ' : 'N/A') + '< > > What's the logic that's occurring behind the statements to differentiate? > > Thanks for any insight. > > Rick > > *From:* jquery-en@googlegroups.com [mailto:jquery...@googlegroups.com] > *On Behalf Of *Rick Faircloth > *Sent:* Tuesday, August 11, 2009 10:39 AM > *To:* jquery-en@googlegroups.com > *Subject:* [jQuery] How to specify a default value... > > I was shown how to use this inline condition for creating yes/no > Boolean values instead of > > the normal true/false values javascript uses: > > <span class="spanRight">' + (row[20] ? 'Yes' : 'No') + '</span> > > I'd like to know if there's an equivalent inline method for providing > a default value > > when no value is present, such as: > > <span class="spanRight">' + (row[20] ? 'NORMAL ROW[20] VALUE' : 'N/A') > + '</span> > > Basically, if there's no value in the current row as position 20, then > just us 'N/A'. > > Is this possible with a simple inline condition, too? > > Thanks, > > Rick > > ---------------------------------------------------------------------------- ------------------------------------------ > > /"Ninety percent of the politicians give the other ten percent a bad > reputation." - Henry Kissinger/ >
