convert js array to json code example

Example 1: js array to json

// Array to JSON:
const jsonString = JSON.stringify(yourArray);
// JSON to Object / Array
const yourData = JSON.parse(jsonString);

Example 2: Javascript object to JSON string

var person={"first_name":"Tony","last_name":"Hawk","age":31};
var personJSONString=JSON.stringify(person);

Example 3: convert json.stringify to array in javascript

const myObj = {
  name: 'Skip',
  age: 2,
  favoriteFood: 'Steak'
};

const myObjStr = JSON.stringify(myObj);

console.log(myObjStr);
// "{"name":"Skip","age":2,"favoriteFood":"Steak"}"

console.log(JSON.parse(myObjStr));
// Object {name:"Skip",age:2,favoriteFood:"Steak"}

Example 4: arraylist to json array

ArrayList<String> list = new ArrayList<String>();
list.add("foo");
list.add("baar");
JSONArray jsArray = new JSONArray(list);

Example 5: json to array javascript

var json_data = {"2013-01-21":1,"2013-01-22":7};
var result = [];

for(var i in json_data)
    result.push([i, json_data [i]]);


var data = new google.visualization.DataTable();
data.addColumn('string', 'Topping');
data.addColumn('number', 'Slices');
data.addRows(result);