如何在 Dart 中对列表进行排序？ [复制]

Posted 2023-02-23

【中文标题】如何在 Dart 中对列表进行排序？ [复制]

【英文标题】：How to sort list in Dart? [duplicate]

【发布时间】：2020-02-10 21:06:18

【问题描述】：

我想按价格从低到高排序列表

我想按价格从低到高排序列表 我想按价格从低到高排序列表 我想按价格从低到高排序列表 我想按价格从低到高排序列表

getProductsList() 
    List list = [];
    list.add(
      "id": "1",
      "name": "sssss",
      "imageUrl": "assets/images/Frozen Food.jpg",
      "description": "qwerfghjhgfdsaasdfghnjmhgfdsa",
      "price": "11",
      "quantity": "1",
      "isLiked": "false",
      "max": "5"
    );
    list.add(
      "id": "2",
      "name": "sssss",
      "imageUrl": "assets/images/Frozen Food.jpg",
      "description": "qwerfghjhgfdsaasdfghnjmhgfdsa",
      "price": "112",
      "quantity": "1",
      "isLiked": "true",
      "max": "5"
    );
    list.add(
      "id": "3",
      "name": "sssss",
      "imageUrl": "assets/images/Frozen Food.jpg",
      "description": "qwerfghjhgfdsaasdfghnjmhgfdsa",
      "price": "114",
      "quantity": "1",
      "isLiked": "true",
      "max": "10"
    );
    list.add(
      "id": "4",
      "name": "sssssssssssssssssssssssssssssssssssssssssssssssssssssssszzzzz",
      "imageUrl": "assets/images/Frozen Food.jpg",
      "description": "qwerfghjhgfdsaasdfghnjmhgfdsa",
      "price": "11",
      "quantity": "1",
      "isLiked": "false",
      "max": "1"
    );
    list.add(
      "id": "5",
      "name": "sssss",
      "imageUrl": "assets/images/Frozen Food.jpg",
      "description": "qwerfghjhgfdsaasdfghnjmhgfdsa",
      "price": "110",
      "quantity": "1",
      "isLiked": "false",
      "max": "15"
    );
    return list;
  

【问题讨论】：

请提供一些您尝试过的代码，而不是想要排序的列表示例

【参考方案1】：

你可以这样做：

list.sort((a, b) => a['price'].compareTo(b['price']));

【参考方案2】：

你可以试试这个-:

 list.sort((ListModel a,ListModel b)=>a.getprice().compareTo(b.getprice()));