25. Traversing the DOM
In This Chapter
• Learn how to navigate the DOM tree
• Use the various APIs you have for moving and re-parenting elements
• Find an element’s sibling, parent, children, and more
As you may have realized by now, your DOM looks like a giant tree—a giant tree with elements dangerously hanging on to branches and trying to avoid the pointy things that litter the place. To get a little more technical, elements in your DOM are arranged in a hierarchy that defines what you eventually see in the browser:
This hierarchy is used to help organize your HTML elements. It is also used to help your CSS style rules make sense of what styles ...
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