casting a datacolumn of dataset(un typed)

hi,
i need to cast a (Entire)data column in adataset(untyped) todatetimedata type,
which i need to correct that because it should respond correctly while sorting the data in the dataset usingselect command.

now its showing error ed sorted column..

Thanks in Advance

[453 byte] By [zybernau] at [2007-12-28]
# 1
colDateTime.DataType = System.Type.GetType("System.DateTime")

Sorry i got That..

this is for your reference

zybernau at 2007-9-4 > top of Msdn Tech,Visual Basic,Visual Basic Language...