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    TParam.DataType

    Data type of the parameter.

    Declaration

    Source position: db.pas line 1497

    published property DataType: TFieldType;

    Description

    DataType is the current data type of the parameter value. It is set automatically when one of the various AsXYZ properties is written, or when the value is copied from a field value.

    See also

    Name Description
    TParam.IsNull Is the parameter empty.
    TParam.Value Value as a variant.
    TParam.AssignField Copy value from field instance.