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//// [optionalProperties01.ts]
interface Foo {
required1: string;
required2: string;
optional?: string;
}
const foo1 = { required1: "hello" } as Foo;
const foo2 = { required1: "hello", optional: "bar" } as Foo;
//// [optionalProperties01.js]
var foo1 = { required1: "hello" };
var foo2 = { required1: "hello", optional: "bar" };
//// [optionalProperties01.d.ts]
interface Foo {
required1: string;
required2: string;
optional?: string;
}
declare const foo1: Foo;
declare const foo2: Foo;
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