Element attributes Property - Javascript DOM

Javascript examples for DOM:Element attributes

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Description

The attributes property returns a collection of the specified node's attributes, as a NamedNodeMap object.

Return Value

A NamedNodeMap object, representing a collection of node's attributes

The following code shows how to check how many attributes a <button> element have:

Demo Code

ResultView the demo in separate window 

<!DOCTYPE html>
<html>
<body>

<img id="myImg" alt="Flower" src="http://java2s.com/resources/a.png" width="150" height="113">

<button onclick="myFunction()">Test</button>

<p id="demo"></p>

<script>
function myFunction() {//from   w  ww  .jav  a 2 s .c  o  m
    var x = document.getElementById("myImg");
    var txt = "";
    var i;
    for (i = 0; i < x.attributes.length; i++) {
        txt = txt + x.attributes[i].name + " = " + x.attributes[i].value + "<br>";
    }
    document.getElementById("demo").innerHTML = txt;
}
</script>

</body>
</html>

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