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Calculated Fields - How to

Posted on 1998-10-27
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Last Modified: 2010-04-06
Simple question. How do I define and access a calculated field in a table.

I have two field values i want to multiply, with the total going in the calculated field.

Thanks.
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Question by:DougBennett
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Accepted Solution

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binho earned 10 total points
ID: 1344648
Define a third field in your TTable component (using Fields Editor), and set it to "Calculated". In the TTable.OnCalcFields event, write your multiplication procedure, such as:

Field3 := Field1 * Field2;

Note: TTable.AutoCalcFields property must be set to true (default).

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