The length seems ok : from your screenshot, it seems in second case your string contains a blank space " " and not an empty string. So you could first trim() it then compute length() (though I admit I don't know from were comes the blank space in second case).
2014-03-24 18:15 GMT+01:00 DeHaynes <[email protected]>: > That Length formula doesn't work. > > I put the following code in the top of my page. > > ProcessOverview Value = "$doc.getValue('processOverview')" > ProcessOverview Length = $doc.getValue('processOverview').length() > > I then put a value of "a" in the processOverview textArea and saved it. > The > result is below: > > < > http://xwiki.475771.n2.nabble.com/file/n7589776/ProcessOverview_With_Value.png > > > > I then emptied the processOverview textArea of anything and saved it. The > result is below: > > <http://xwiki.475771.n2.nabble.com/file/n7589776/LengthStill1.png> > > I was wondering if the system is inserting a carriage return or something > in > the empty field. So I looked at the HTML code and it only has a <p> node > above the empty text node. > > > > -- > View this message in context: > http://xwiki.475771.n2.nabble.com/Detect-Empty-Fields-tp7589773p7589776.html > Sent from the XWiki- Dev mailing list archive at Nabble.com. > _______________________________________________ > devs mailing list > [email protected] > http://lists.xwiki.org/mailman/listinfo/devs > _______________________________________________ devs mailing list [email protected] http://lists.xwiki.org/mailman/listinfo/devs
