MediaWiki:Apihelp-block-param-expiry

This content is in the Mediawiki Namespace. This is a system namespace for wiki-wide tuning.

Expiry time. May be relative (e.g. 5 months or 2 weeks) or absolute (e.g. 2014-09-18T12:34:56Z). If set to infinite, indefinite, or never, the block will never expire.