问题描述
我想循环下面的代码。如何将列名保留在数组中并循环返回?
return Students.filter((singleItem) => {
singleItem["id"].toLowerCase().includes(value.toLowerCase()) ||
singleItem["name"].toLowerCase().includes(value.toLowerCase()) ||
singleItem["class"].toLowerCase().includes(value.toLowerCase())
});
例如:
var columns= ["id","name","class"];
return Students.filter((singleItem) => {
columns.map(data=>{
singleItem[data].toLowerCase().includes(value.toLowerCase()); //I have to use the "||" operation here. How can I use it in the loop?
})
});
解决方法
您可以迭代给定的键并使用Array#some
提前退出。
var columns = ["id","name","class"];
return Students.filter(singleItem =>
["id","class"].some(key =>
singleItem[key].toLowerCase().includes(value.toLowerCase())
)
);