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    TBlobField.Clear

    Clear the BLOB field's contents.

    Declaration

    Source position: db.pas line 1101

    public 
procedure TBlobField.Clear;  override;

    Description

    Clear overrides the TField implementation of TField.Clear. It creates and immediately releases an empty blob stream in write mode, effectively clearing the contents of the BLOB field.

    See also

    Name Description
    TField.Clear Clear the field contents.
    TField.IsNull Is the field empty.