Random Wishes Generator in JS (Practical 4)

This code will generate and display random birthday wishes store in array
<!DOCTYPE html>
<html lang="en">
<head>
    <title>Practical #4</title>
</head>
<body>
    <h2>Practical #3 : Develop a javascript to implement functions.</h2>
    <hr>
    <h3>Birthday wishes Generator</h3>
    <button onclick="greet()">click me to generate birthday wishes for your friend</button>

    
</body>
<script>

    // declaring a function
    function greetFriend(fname) {

        // array containing wishes
        var wishes =["Happy Birthday, "+fname+" Hope all your wishes come true 💕❤","Happy Birthday!  "+fname+" I hope you have a great day today!  Enjoy your beautiful day "+fname+"😉","Happy Birthday "+fname+"! May God bless you with lots of love, happiness and success.😉"]

        // this will generator random index number and return wish in string format
        return wishes[Math.floor(Math.random()*wishes.length)]

        
    }
    

// a function calling another function
    function greet() {

        // taking input name of friend
        var name = prompt("Enter your friend's name")
        // calling greetFriend function and giving argument and storing it into 'wish'
        var wish = greetFriend(name)

        // displaying wish
        alert(wish)
       
    }
</script>
</html>
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