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TdxBackendCustomParameter.AllowNull Property

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TdxBackendCustomParameter.AllowNull Property

Specifies if an empty field is treated as Null.

Declaration

delphi
property AllowNull: Boolean read; write; default False;

Property Value

TypeDefaultDescription
BooleanFalseFalse Default. An empty field is treated as Null.TrueAn empty field is treated as an empty string.

Remarks

Set the AllowNull property to True to interpret empty fields as Null Variant.

Default Value

The AllowNull property’s default value is False.

See Also

TdxBackendCustomParameter Class

TdxBackendCustomParameter Members

dxBackend.Parameters Unit