combine string javascript code example
Example 1: string concatenation in js
var str1 = "Hello ";
var str2 = "world!";
var res = str1.concat(str2);
console.log(res);
Example 2: string concat in js
let string1 = "Hello"
let string2 = "World"
let finalString = string1 + ", " + string2 + "!" // Hello, World!