我有一个类似下面的数组,我正在尝试使用lodash按价格对数组中的项目进行排序,但我认为它不起作用 . 请告诉我这里有什么问题,根据lodash文档,它将采用数组并应返回已排序的数组 .
我的数据
var items= [
{
"total": 11,
"productGroup": {
"_id": "5834754f0acc770ce14b1378",
"name": "Auto Biography",
"description": "Yum",
"type": "book"
},
"_id": "58791af46c698c00475e7f41",
"price": 200,
"sold": 0
},
{
"total": 11,
"productGroup": {
"_id": "5834754f0acc770ce14b1378",
"name": "Science Fiction",
"description": "Yum",
"type": "book"
},
"_id": "58791af46c698c00475e7f41",
"price": 120,
"sold": 0
},
{
"total": 11,
"productGroup": {
"_id": "5834754f0acc770ce14b1378",
"name": "Language",
"description": "Yum",
"type": "book"
},
"_id": "58791af46c698c00475e7f41",
"price": 125,
"sold": 0
},
{
"total": 11,
"productGroup": {
"_id": "5834754f0acc770ce14b1378",
"name": "Fiction",
"description": "Yum",
"type": "book"
},
"_id": "58791af46c698c00475e7f41",
"price": 300,
"sold": 0
}
]
排序代码
items = _.sortBy(items, item=>{return item.price});
2 回答
很可能你使用的是旧版本的Lodash . 它适用于4.17.2,如下所示 .
根据source code,第二个参数应该是迭代数组 . 要解决此问题,您需要将匿名函数放在数组中,例如