[wp-trac] [WordPress Trac] #22342: WP_DEBUG "undefined index" notices in get_metadata() for empty arrays

[WordPress Trac]

#22342: WP_DEBUG "undefined index" notices in get_metadata() for empty arrays
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 Reporter:  doublesharp                          |       Owner:
     Type:  enhancement                          |      Status:  new
 Priority:  normal                               |   Milestone:  Awaiting
Component:  Warnings/Notices                     |  Review
 Severity:  minor                                |     Version:  3.1
 Keywords:  has-patch needs-testing dev-         |  Resolution:
  feedback 2nd-opinion                           |
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Comment (by JD55):

 Replying to [comment:4 nacin]:
 > if you want to return an array, then do so if $single, but wrap it in an
 array (with key 0 being your array) if not $single.

 I hadn't thought of that hack. But it still seems like, well, a hack, to
 me. If its going to stay this way it should be mentioned in the codex so
 people know this is a 'feature' and not a bug.

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Ticket URL: <http://core.trac.wordpress.org/ticket/22342#comment:5>
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