Making of Confirmation Pop-Up Dialog Box Through JavaScript

Gopi Chand
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Let's have a look at the code which will create a confirmation dialog box with an alert of what user click in the dialog box.

<html>
<body>
<p>Click the button to display a confirmation box.</p>
<button onclick="myBox()">Click it</button>
<p id="function"></p>
<script>
function myBox()
{
var x;
var y=confirm("Click a button!");
if (y==true)
{
x="You clicked OK button!";
}
else
{
x="You clicked Cancel button!";
}
document.getElementById("function").innerHTML=x;
}
</script>
</body>
</html>

Output

After clicking the button the dialog box will be shown.

When you click the OK or Cancel button the following output will be shown.