TypeScriptLand

code:foo.ts

type Foo = {

name: string;

age: number;

};

type Bar = {

name: string;

weight: number;

};

type Buzz = {

name: string;

}

// print name

function printName(obj: Buzz) {

console.log(obj.name);

}

let foo: Foo = { name: "foo-san", age: 20 };

printName(foo); // OK

let bar: Bar = { name: "bar-san", weight: 100 };

printName(bar); // OK

実行

code:sh

$ deno run foo.ts

foo-san

bar-san