where to put interfaces typescript code example

Example 1: typescript interface

interface Foo {
    bar: string;
    qux: number;
}
// Creates object implementing interface:
const MyFoo = <Foo> {
    bar: "Hello",
    qux: 7
}
// Or:
const MyFoo: Foo = {
    bar: "Hello",
    qux: 7
}

Example 2: export interface typescript

interface Props {}
export interface IRefered {
  name: string
}

Example 3: typescript type interface

//INTERFACE	                                TYPE
interface Animal {	                        type Animal = {
    name: string;	                            name: string;
}	                                        }
interface Bear extends Animal {	            type Bear = Animal & { 
    honey: boolean;	                            honey: Boolean;
}	                                        }

const bear = getBear();	                    const bear = getBear();
bear.name;	                                bear.name;
bear.honey;	                                bear.honey;