create json array from string JavaScript 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 create json object from array

var array = ['a', 1, 'b', 2, 'c', 3],
    object = {},
    i

for (var i = 0; i < array.length; i += 2) {
    object[array[i]] = array[i + 1];
}

console.log(object);