May 2018
Intermediate to advanced
680 pages
15h 54m
German
Content preview from XML -- Technologien, Grundlagen, Validierung, Auswertung
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XPath Sequenzen: concat, union, except, intersect
Ab XSLT/XPath 2.0 sind Sequenzen äußerst leistungsfähig, nicht zuletzt durch die Möglichkeiten der Mengenoperationen: concat, union, except, intersect.
Nehmen Sie als Beispiel zwei Variablen, die beide Sequenzen einzelner Nodes umfassen. Die erste Variable "v1" umfasst die beiden Ort-Nodes 1 und 2 mit all deren Childnodes. Mit dem Komma-Operator wurden die beiden Ort-Nodes verkettet. Die Variable "v2" umfasst dagegen die beiden Ort-Nodes 2 und 3. Es gibt also eine Überschneidung bei Ort[2].
<xsl:variable name="v1" select="//Ort[1], //Ort[2]"/>
<xsl:variable name="v2" select="//Ort[2], //Ort[3]"/>
Sequenzen verketten
Mit dem Komma "," können Sie Sequenzen verketten.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.