<html>
<body>
<button onclick="myFunction()">Try it</button>
<button onclick="myDOWFunction()">What day is it?</button>
<p id="demo"></p>
<p id="demo1"></p>
<p id="demo2"></p>
<p id="leap"></p>
<script>
alert(new Date().getFullYear());
isLeapYear(new Date().getFullYear()+2);
cars = ["BMW","Volvo","Saab","Ford"];
var i = 0;
var size=4;
var text = "";
while (cars[i]) {
text += "<H"+size+">"+cars[i]+"</h"+size+">";
i++;
size--;
}
document.getElementById("demo").innerHTML = text;
function myFunction() {
var person = prompt("Please enter your name", "Your name");
if (person != null) {
document.getElementById("demo1").innerHTML =
"Hello " + person + "! How are you today?";
}
}
function myDOWFunction() {
var day;
switch(new Date().getDay()) {
case 0:
day = "Sunday";
break;
case 1:
day = "Monday";
break;
case 2:
day = "Tuesday";
break;
case 3:
day = "Wednesday";
break;
case 4:
day = "Thursday";
break;
case 5:
day = "Friday";
break;
case 6:
day = "Saturday";
break;
}
document.getElementById("demo2").innerHTML = "Tomorrow is " + day;
}
function isLeapYear(years)
{
var result;
if (years % 400==0){
result = true;
}
else if(years%100==0){
result = false;
}
else if(years%4==0){
result= true;
}
else{
result= false;
}
if(result)
document.getElementById("leap").innerHTML = "Yes it is a leap year.";
else
document.getElementById("leap").innerHTML = "Yes it is NOT a leap year.";
}
</script>
</body>
</html>
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