s:326:"Override content of the revision specified by <var>fromtitle</var>, <var>fromid</var> or <var>fromrev</var>.

This parameter specifies the slots that are to be modified. Use <var>fromtext-&#x7B;slot}</var>, <var>fromcontentmodel-&#x7B;slot}</var>, and <var>fromcontentformat-&#x7B;slot}</var> to specify content for each slot.";