xml escape

Escape special XML characters, e.g. <a1> → <a1>. More information: https://xmlstar.sourceforge.net/doc/UG/xmlstarlet-ug.html#idm47077139540960.

• Escape special XML characters in a string:

xml {{[esc|escape]}} "{{<a1>}}"

• Escape special XML characters from stdin:

echo "{{<a1>}}" | xml {{[esc|escape]}}

• Display help:

xml {{[esc|escape]}} --help