Home | Computer Science 
 Write a programme using  prompt with loop;

<html>
<body>
<script>
var one=prompt("enter any number");
one=parseInt(one);
var two=one*10;
var three=one;
do{
document.write(one+"<br>");
one=one+three;
}
while(one<=two);
</script>
</body>
</html>

output is not valid in this program you can check output by copying this coding to notepad and run the program.

write a program using .sort, .reverse, .pop, .push

<html>
<body>
<script type="text/javascript">
var students = new Array("John", "Ann", "Aaron", "Edwin", "Elizabeth");
var i;
for (i=0;i<=4;i++){
document.write(students[i] + "<br />");
}
document.write("<br />The SORTED students array<br />");
students.sort();
for (i=0;i<=4;i++){
document.write(students[i] + "<br />");
}
document.write("<br />The REVERSED students array<br />");
students.reverse();
for (i=0;i<=4;i++){
document.write(students[i] + "<br />");
}

document.write("<br />THE students array after REMOVING the LAST item<br />");
students.pop();
for (i=0;i<=3;i++){
document.write(students[i] + "<br />");
}

 document.write("<br />THE students array after PUSH<br />");
 students.push("New Stuff");

for (i=0;i<=4;i++){
document.write(students[i] + "<br />");
}
</script>

</body>
</html>

Output

John
Ann
Aaron
Edwin
Elizabeth

The SORTED students array
Aaron
Ann
Edwin
Elizabeth
John

The REVERSED students array
John
Elizabeth
Edwin
Ann
Aaron

THE students array after REMOVING the LAST item
John
Elizabeth
Edwin
Ann

THE students array after PUSH
John
Elizabeth
Edwin
Ann
New Stuff