2
0

Delete article

Deleted articles cannot be recovered.

Draft of this article would be also deleted.

Are you sure you want to delete this article?

More than 5 years have passed since last update.

【JavaScript】Self Objectの値を参照してプロパティ値設定したい

Last updated at Posted at 2018-09-14

やりたいこと

const COLORS = {
  ERROR: '#f00',
  HOGE: this.ERROR, // Not Working
};

どうやるか

オブジェクトにgetterをもたせる

const COLORS = {
  ERROR: '#f00',
  get HOGE() { return this.ERROR; }, // Working!!!
};

定数管理のオブジェクトにどうぞ

参考元:stack overflow

javascript - Self-references in object literal declarations - Stack Overflow
image.png

2
0
0

Register as a new user and use Qiita more conveniently

  1. You get articles that match your needs
  2. You can efficiently read back useful information
  3. You can use dark theme
What you can do with signing up
2
0

Delete article

Deleted articles cannot be recovered.

Draft of this article would be also deleted.

Are you sure you want to delete this article?