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vue2 初始设置为空数组 循环会报错怎么处理

 data() {
      return {
        page_index: 1,
        products: []
      }
    },
    

我请求回来 数据 放入 products

clipboard.png

页面显示正常 就是会报这么个错误 。
然后我在data 里 products: [''] 就不会出这个错误 可是这样不好呀
应该这么处理这个错误


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为什么你的会报错 我的不会


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