حل سوال 6

<html>
<head>
<title>Page Title</title>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.4.1.slim.min.js" integrity="sha384-J6qa4849blE2+poT4WnyKhv5vZF5SrPo0iEjwBvKU7imGFAV0wwj1yYfoRSJoZ+n" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js" integrity="sha384-wfSDF2E50Y2D1uUdj0O3uMBJnjuUD4Ih7YwaYd1iqfktj0Uod8GCExl3Og8ifwB6" crossorigin="anonymous"></script>
</head>
<body>

<div class="container">

<h1>GCC BUS Service</h1>
<form action="#" name="form" onsubmit="return checkInputs()"  method="POST">
<lebal>Bus Number:</lebal><br>
<input type="text" name="No" value="B111" /><br><br>
<lebal>Passenger Name:</lebal><br>
<input type="text" name="Name" /><br><br>
<lebal>Source:</lebal><br>
<input type="text" name="Srce" value="Salalah" /><br><br>
<lebal>Destination:</lebal><br>
<input type="text" name="Dest" value="Dubai" /><br><br>
<lebal>Rate:</lebal><br>
<input type="text" name="Rate" value="50" /><br><br>
<lebal>Number of Person:</lebal><br>
<input type="text" name="NOP" value="15" /><br><br>

<button type="submit" >Submit</button>
</form>

</div>
<script>
function checkInputs(){
var Name = document.forms['form']['Name'].value;
var NOP = document.forms['form']['NOP'].value;
if(Name == ''){
alert('Please input Name');
return false;
}

else if(!NOP.match(/[0-9]/) || NOP < 1 || NOP > 100  || NOP == ''){
alert('Only number 1 - 100 are allowed.');
return false;
}
}
</script>

</body>
</html>