In a dashboard project we had to display certain valuta fields that came from a SQL-SERVER table.Those fields had following formatting: 139367709,8800 0,00000,00 51345998,3700 The goal was to display them as European style valuta: 139.367.709,88 0,00 51.345.998,37 To format those numbers to numbers with commas in SharePoint Dataview I used the xslt format-number() function Result was empty …