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📜  将对象添加到数组 setstate - Javascript 代码示例

📅  最后修改于: 2022-03-11 15:02:24.711000             🧑  作者: Mango

代码示例2
To push to the beginning of the array do it this way

   this.setState( prevState => ({
     userFavorites: [{id: 3, title: 'C'}, ...prevState.userFavourites]
  }));