Converting Datatables column string to double by using aggregate Functions ?

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Am trying to convert

C#

BasicAmount = double.Parse(ItemDetails.Compute("SUM(CONVERT(basicamount, 'System.Decimal'))", string.Empty).ToString());

but this gives error like "Expecting a single column argument with possible 'Child' qualifier.".
Tell me how to convert string column to Double

Posted 3-Jul-15 0:45am

Ni!E$H_WAGH

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Abhipal Singh 3-Jul-15 7:23am

what is the output of ItemDetails.Compute("SUM(CONVERT(basicamount, 'System.Decimal'))", string.Empty).ToString()?

Also, can you please elaborate what you are trying to do?

Ni!E$H_WAGH 3-Jul-15 7:32am

trying to convert basicamount col for sum up from ItemDetails datatable which is stoared a string

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Dinesh Krishnan R · Accepted Answer · 2015-07-03T02:37:00

Solution 1

Try this
var result = ItemDetails.AsEnumerable().Sum(x => Convert.ToDecimal(x["basicamount"]));

Posted 3-Jul-15 2:37am

Dinesh Krishnan R