Output data in serialised PHP format.
MediaWiki:Apihelp-php-summary/en-gb
Output data in serialised PHP format (pretty-print in HTML).
MediaWiki:Apihelp-phpfm-summary/en-gb
Serialisation format used for <var>$1difftotext</var> and expected for output of content.
MediaWiki:Apihelp-query+revisions+base-param-contentformat/en-gb
