11 views 
Summery Summery
Filters values for the meta key dropdown in the Custom Fields meta box.
Syntax Syntax
Description Description
Returning a non-null value will effectively short-circuit and avoid a potentially expensive query against postmeta.
Parameters Parameters
- $keys
-
Pre-defined meta keys to be used in place of a postmeta query. Default null.
- $post
-
The current post object.
Source Source
Advertisement
Changelog Changelog
| Version | Description |
|---|---|
| 4.4.0 | Introduced. |