convert javascript 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: how to convert array to string json

var arr = [ "John", "Peter", "Sally", "Jane" ];
var myJSON = JSON.stringify(arr);

Example 3: Javascript object to JSON string

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

Example 4: javascript parse json

var jsonPerson = '{"first_name":"billy", "age":23}';
var personObject = JSON.parse(jsonPerson); //parse json string into JS object

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);