Template:Metadata id

Used to generate incremental entity metadata IDs.

The simplest usage is ; an empty first parameter is required to avoid caching issues (see T191574).

and  are local variables, to avoid redundancy. is defined elsewhere (by ), and   and   are accessed via it. Those two values are incremented after this template.

Behavior changes if a  variable is defined: the template supports an optional parameter which may be set to blank, , or  , which can be used to mark metadata entries that were added or removed in the prerelease.