how does contenteditable work code example

Example 1: contenteditable html

<blockquote contenteditable="true">
    <p>Edit this content to add your own quote</p>
</blockquote>
<!-- blockquote can be change by other block element -->

Example 2: contenteditable attribute

<blockquote contenteditable="true">
    <p>Edit this content to add your own quote</p>
</blockquote>
<!-- blockquote can be change by other block element -->