HTML DOM Tutorial


HTML DOM defines standard methods for accessing and manipulating HTML documents.

DOM expresses HTML documents in a tree structure.

Start learning HTML DOM now!

HTML DOM tree structure:

pic_htmltree.gif

HTML DOM Example

Learn 100 examples! Using our editor, you can edit an HTML document and click the "Try it" button to see the results.

Online instance!

Instance

function changeImage() { element=document.getElementById('myimage') if (element.src.match("bulbon"))   {   element.src="/upload/course/000/000/009/580432b53cb5d221.gif";   } else   {   element.src="/upload/course/000/000/009/5804353cb2562758.gif";   } }点击灯泡 开/关 灯

Run instance»

Click the "Run instance" button View online examples

HTML DOM Reference Manual

In W3CSchool, we provide a complete HTML DOM reference manual with online examples.

HTML DOM Reference Manual