The objects js json string conversion

An Object to String the JSON.stringify ()

const obj = {
     id: 1,
     name: 'jessie-xian',
     age: 18
}
const objToStr = JSON.stringify(obj)
console.log('obj:', obj)
console.log('objToStr:', objToStr)

II. String turn the JSON.parse Object ()

const str = '{"id":1,"name":"jessie-xian","age":18}'
const strToObj = JSON.parse(str)
console.log('str:', str)
console.log('strToObj:', strToObj)