email - mailto link with HTML body - Stack Overflow
https://stackoverflow.com/questions/562032410.04.2011 · As you can see in RFC 6068, this is not possible at all:. The special <hfname> "body" indicates that the associated <hfvalue> is the body of the message. The "body" field value is intended to contain the content for the first text/plain body part of the message. The "body" pseudo header field is primarily intended for the generation of short text messages for …