Complete-Web-Development-BootCamp/tut26.htm at master · SakshamAgg1709/Complete-Web-Development-BootCamp · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Scope, And conditionals</title>

</head>
<body>
    <!-- div>ul>li{Item-$}*7 -->
    <div>
        <ul>
            <li>Item-1</li>
            <li>Item-2</li>
            <li>Item-3</li>
            <li>Item-4</li>
            <li>Item-5</li>
            <li>Item-6</li>
            <li>Item-7</li>
        </ul>
    </div>

    <script>
        var str1="This is a string";

        var str1="This is a string2";
        console.log(str1)

    //     // Here the scope of a ="u" is only inside the curly bracket
    //     // Scope is inside the block only
    //     let a ="u";
    //     // let a ="tr"  This will show an error
    //     {

    //     // Here a = u6 can only be identified between the brackets
    //    let a = "u6";
    //    console.log(a)

    //     }

    //     console.log(a);


    // You can't change the const
    const a ="This can not be changed";
    //  a =" whyThis can not be changed";
    // console.log(a)


let age = 6;

if (age>=18) {
    console.log("You can drink coldrink");
}
else if(age==2) {
    console.log("Age is two");
}
else if(age==5) {
    console.log("Age is 5");
}
else {
    console.log("You can drink water");
}

const cups = 2;
// We can't write cups = 456 or anything but we can change is value in a program like case
// If there would be no break it will print all cases at a same time
switch (cups) {
    case 4:
        console.log("The value of cups in 4")
        break;
    case 41:
        console.log("The value of cups in 41")
        break;
    case 43:
        console.log("The value of cups in 43")
        break;
    case 45:
        console.log("The value of cups in 45")
        break;

    default:
        console.log("The value of cup is none of 4,41,43,45 ");
        break;
}


    </script>
</body>
</html>