add a variable in string in nodejs code example

Example 1: node js variable inside string

var my_name = 'John';
var s = `hello ${my_name}, how are you doing`;
console.log(s); // prints hello John, how are you doing

Example 2: how to put variable in string javascript

var myInt = 1
console.log(`my variable is ${myInt}`);
// my variable is 1