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Use of Switch Case in JAVASCRIPT:

 How to check week day from  week number  ?

<!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>Check week day</title>
</head>
<body>
    <script>
    var a = prompt("enter Week Number");
 switch(a){
    case '1':
        document.write("Monday");
        break;
         case '2':
        document.write("Tuesday");
        break;
        case '3':
        document.write("Wednesday");
        break;
        case '4':
        document.write("Thursday");
        break;
        case '5':
        document.write("Friday");
        break;
        case '6':
        document.write("Saturday");
        break;
        case '7':
        document.write("Sunday");
        break;
        default:
        document.write("please write correct week number");
   
 }
 </script>
</body>
</html>
<----output you will get after run this code---->

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