# xml escape > Escape special XML characters, e.g. `<a1>` → `<a1>`. > More information: <http://xmlstar.sourceforge.net/doc/xmlstarlet.pdf>. - Escape special XML characters in a string: `xml escape "{{<a1>}}"` - Escape special XML characters from `stdin`: `echo "{{<a1>}}" | xml escape` - Display help for the `escape` subcommand: `xml escape --help`