fetchとasync/awaitのサンプル

smaple.ts

// fetchを使ってjsonを読み込む

const testAsync = async () => {
	const response = await fetch("sample.json");
	// sample.json
	// { "message": "Hello, World!" }
	const json: { message: string; } = await response.json();

	console.log(json.message);
	// Hello, World!
};

testAsync();