JavaScript First Program


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JavaScript First Program

Javascript simple example to verify age of any person, if age is greater than 18 show message adult otherwise show under 18

JavaScript Example to verify age

Example JavaScript

<html>
<head>
<script>
function verify(){
var no;
no=Number(document.getElementById("age").value);
if(no<18)
{
alert("Under 18");
}
else
{
alert("You are Adult");
}
}
</script>
</head>
<body>
Enter your age:<input id="age"><br />
<button onclick="verify()">Click me</button>
</body>
</html>

Result

Enter your age:

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