Dim x As XMLBuilder
x = x.create("Projects")
x = x.element("UsedBy").attribute("xsinil","true").up()
Dim props As Map
props.Initialize
props.Put("{http://xml.apache.org/xslt}indent-amount", "4")
props.Put("indent", "yes")
Dim s As String = x.asString2(props)
s = s.Replace("xsinil", "xsi:nil") '<---------workaround
Log(s)