arrs数组如何根据arr数组变化而改变 如果arr中的元素在arrs中存在就不管,不存就添加 ,arrs中有的arr中没有 就在arrs中删除此项
let arr = ["用例1", "用例3","用例4","用例5"];
let arrs = [
{
name: "用例1",
},
{
name: "用例2",
},
{
name: "用例3",
},
];
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