how to 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: 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);