Adding and Removing Nodes (HTML Elements)
To add a new element to the HTML DOM, you must create the element (element node) first, and then append it to an existing element.
This code creates a new <p> element:
To add text to the <p> element, you must create a text node first. This code creates a text node:
Then you must append the text node to the <p> element:
Finally you must append the new element to an existing element.
This code finds an existing element:
This code appends the new element to the existing element:
To remove an HTML element, you must know the parent of the element:
This HTML document contains a <div> element with two child nodes (two <p> elements):
Find the element with id="div1":
Find the <p> element with id="p1":
Remove the child from the parent:
|It would be nice to be able to remove an element without referring to the
But sorry. The DOM needs to know both the element you want to remove, and its parent.
Here is a common workaround: Find the child you want to remove, and use its parentNode property to find the parent:
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