For example, I'm going to
[
{'mingzi':'zhangsan','nianling':24},
{'mingzi':'lisi','nianling':25}
]
The key name of such an array object is replaced and finally generated
[
{'name':'zhangsan','age':24},
{'name':'lisi','age':25}
]
What should we do?
let data = [{
'mingzi': 'zhangsan',
'nianling': 24
},
{
'mingzi': 'lisi',
'nianling': 25
}
]
let result = data.map(item => ({
name: item.mingzi,
age: item.nianling
}));
console.log(result);
let arr = [
{'mingzi':'zhangsan','nianling':24},
{'mingzi':'lisi','nianling':25}
];
let newArr = JSON.parse(JSON.stringify(arr).replace(/mingzi/g, "name").replace(/nianling/g, "age"));
console.log(newArr);
Create a new matching object
let matchObj = {
'mingzi': 'name',
'nianling: 'age'
}
let data = [{
'mingzi': 'zhangsan',
'nianling': 24
},
{
'mingzi': 'lisi',
'nianling': 25
}
]
let result = data.map(item => ({
[matchObj.mingzi]: item.mingzi,
[matchObj.nianling]: item.nianling
}));
console.log(result);
It's similar to the one above
let matchObj = {
'mingzi': 'name',
'nianling': 'age'
}
let data = [{
'mingzi': 'zhangsan',
'nianling': 24
},
{
'mingzi': 'lisi',
'nianling': 25
}
]
let result = data.map(item => {
let data = {};
Object.entries(item).forEach(([k, v]) => {
data[matchObj[k] || k] = v;
});
return data;
});
console.log(result);