Common Pattern Strings for java.text.SimpleDateFormat


Summary

These are some common pattern strings for java.text.SimpleDateFormat.


Detail

Name Format String Comments
RSS 2.0 EEE, dd MMM yyyy HH:mm:ss z Example:
Fri, 29 Aug 2025 15:36:26 UTC
Atom (ISO 8601) yyyy-MM-dd'T'HH:mm:ssz You need to strip out the "GMT":
result.substring(0, 19) + result.substring(22, result.length());

See the W3C spec and Markus Kuhn's overview

Example:
2025-08-29T15:36:26UTC

Online Test

Online SimpleDateFormat Test