Update cheatsheets

xml-elements

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# xml elements
+
+> Extract elements and display the structure of an XML document.
+> More information: <http://xmlstar.sourceforge.net/docs.php>.
+
+- Extract elements from an XML document (producing XPATH expressions):
+
+`xml elements {{path/to/input.xml|URI}} > {{path/to/elements.xpath}}`
+
+- Extract elements and their attributes from an XML document:
+
+`xml elements -a {{path/to/input.xml|URI}} > {{path/to/elements.xpath}}`
+
+- Extract elements and their attributes and values from an XML document:
+
+`xml elements -v {{path/to/input.xml|URI}} > {{path/to/elements.xpath}}`
+
+- Print sorted unique elements from an XML document to see its structure:
+
+`xml elements -u {{path/to/input.xml|URI}}`
+
+- Print sorted unique elements from an XML document up to a depth of 3:
+
+`xml elements -d{{3}} {{path/to/input.xml|URI}}`
+
+- Display help:
+
+`xml elements --help`