dateTime to Epoch and vice versa xslt

Question

I have been trying to convert a given dateTime to epoch time and also a given epoch time to dateTime. I am quite new to xslt and have been struggling with this quite for som

Answer 1

To convert Unix time to ISO 8601 date-time:

To convert ISO 8601 date-time to Unix time;

Requires XSLT 2.0.

Working demo: http://xsltransform.net/94rmq5L