collapse array to string js code example

Example 1: js array to string

var myArray = ['no','u'];
var myString = myArray.toString();

Example 2: .join in javascript

const elements = ['Sun', 'Earth', 'Moon'];

console.log(elements.join());
// output: "Sun,Earth,Moon"

console.log(elements.join(''));
// output: "SunEarthMoon"

console.log(elements.join('-'));
// output: "Sun-Earth-Moon"