HTML Dialog Tag

HTML <dialog> tag is used to create a new popup dialog on a web page. This tag represents a dialog box or other interactive component like window.

The <dialog> element uses a boolean attribute called open that activate element and facilitate user to interact with it.

HTML dialog is a new tag introduced in HTML5.

HTML dialog tag example

<div>
<dialog id="myFirstDialog" style="width:50%;background-color:#F4FFEF;border:1px dotted black;">
<p><q>I am so clever that sometimes I don't understand a single word of what I am saying. 
</q> - <cite>Oscar Wilde</cite></p>
<button id="hide">Close</button>
</dialog>
<button id="show">Show Dialog</button>
</div>

<!-- JavaScript to provide the "Show/Close" functionality -->
<script type="text/JavaScript">
(function() {  
    var dialog = document.getElementById('myFirstDialog');  
    document.getElementById('show').onclick = function() {  
        dialog.show();  
    };  
    document.getElementById('hide').onclick = function() {  
        dialog.close();  
    };  
})(); 
</script>

Test it Now

Output:

HTML dialog tag also supports global and event attributes in HTML.