Javascript examples for DOM:Attribute
Attribute length Property - Loop through all attributes of an <img> element and output each attribute's name and value:
<!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 w w . j a v 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>