What is the outerHTML property and how does it work ?

About

outerHTML is a property of a node element that permits to

outerHTML replaces the entire target element with the returned content while innerHTML puts the content inside the target element .

Example

let htmlFragment = "<body><p>Replacing the whole body node content with a paragraph</p></body>";
document.body.outerHTML += htmlFragment

If you want to insert a HTML fragment and not delete the actual tree, you can use InsertAdjacentHTML

Security

script elements inserted using outerHTML do not execute when they are inserted. 1)


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