js美化输出

官方文档 (opens new window) JSON.stringify()

const people = [
    { name: 'Alice', age: 30, sex: 'female' },
    { name: 'Bob', age: 25, sex: 'male' },
    { name: 'Charlie', age: 30, sex: 'male' },
    { name: 'Diana', age: 25, sex: 'female' },
    { name: 'Eva', age: 25, sex: 'female' },
    { name: 'Frank', age: 25, sex: 'male' },
    { name: 'Grace', age: 20, sex: 'female' }
];

var jsonstr = JSON.stringify(people,null,2);

[
  {
    "name": "Alice",
    "age": 30,
    "sex": "female"
  },
  {
    "name": "Bob",
    "age": 25,
    "sex": "male"
  },
  {
    "name": "Charlie",
    "age": 30,
    "sex": "male"
  },
  {
    "name": "Diana",
    "age": 25,
    "sex": "female"
  },
  {
    "name": "Eva",
    "age": 25,
    "sex": "female"
  },
  {
    "name": "Frank",
    "age": 25,
    "sex": "male"
  },
  {
    "name": "Grace",
    "age": 20,
    "sex": "female"
  }
]