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オブジェクト

JavaScript

Posted at 2021-04-06

オブジェクトリテラル

const person = {
  firstname: 'Ken',
  lastname: 'Tanaka',
  age: 30,
  hobbies: ['game', 'piano', 'sports'],
  address: {
    street: '23 main st',
    city: 'Yokohama',
    prefectuer: 'kanagawa',
  }
}

プロパティの呼び出し

console.log(person.age); //30

構文

{プロパティ名1:値1, プロパティ名2:値, プロパティ名3:値3, ...}

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