Data.DB.TParam.Assign

[–] Properties

Type:

procedure

function

Visibility: public

Source:

Data.DB.pas

Data.DB.hpp

Parent: TParam

Delphi

procedure Assign(Source: TPersistent); override;

C++

virtual void __fastcall Assign(System::Classes::TPersistent* Source);

Description

Copies the Name and Value of another TParam object.

Use Assign to copy from another parameter or from a field component. If the Source parameter is another parameter, Assign transfers the value of

The DataType property

The Bound property

The Value property

The Name property

The ParamType property only if it is currently ftUnknown.

If the Source parameter is a field component, Assign transfers the value of

The DataType property

The Value property

The Name property (from the FieldName of the field)

When assigning values from a field, Assign sets the Bound property to true.

Note: Assign does not alter the use of a parameter, only the identifier and the value.