[Overview][Constants][Types][Classes][Procedures and functions][Index] | Reference for unit 'TypInfo' (#rtl)

# SetInterfaceProp

Set interface-valued property

## Declaration

Source position: typinfo.pp line 865

`procedure SetInterfaceProp(`
`Instance: TObject;`
`const PropName: string;`
`const Value: IInterface`
`); procedure SetInterfaceProp(`
`Instance: TObject;`
`PropInfo: PPropInfo;`
`const Value: IInterface`
`);`

## Description

SetInterfaceProp assigns Value to the object property described by PropInfo or with name Propname for the object Instance.

## Errors

No checking is done whether Instance is non-nil, or whether PropInfo describes a valid interface property of Instance. Specifying an invalid property name in PropName will result in an EPropertyError exception.

## See also

GetInterfaceProp |  | Return interface-typed property
SetObjectProp |  | Set the value of an object-type property.
SetOrdProp |  | Set value of an ordinal property
SetStrProp |  | Set value of a string property
SetFloatProp |  | Set value of a float property.
SetInt64Prop |  | Set value of a Int64 property
SetMethodProp |  | Set the value of a method property

Documentation generated on: May 14 2021