the current validation of the top-left cell of the range.
<divid="spreadsheet"></div><scripttype="text/javascript"charset="utf-8">$("#spreadsheet").kendoSpreadsheet();var spreadsheet =$("#spreadsheet").data("kendoSpreadsheet");var sheet = spreadsheet.activeSheet();
sheet.range("A1").value(4);
sheet.range("A1").validation({from:"1",to:"2",comparerType:"between",dataType:"number",messageTemplate:"Number should match the validation."});</script>