how to mailto in html code example

Example 1: html email links

<a href="mailto:[email protected]"> Email_id </a>

Example 2: html email link

<!-- Those percent twenty things be HTML Encoded spaces old bean, true magic. Not that Dynamo nonsense -->
<a href="mailto:[email protected]?Subject=Summat%20or%20Other&body=I%20Have%20been%20for%20a%20massive%20poo">Sendeth This Mail</a>