[wp-trac] [WordPress Trac] #13757: Passing functions as call by ref parameter should be avoided

[WordPress Trac]

#13757: Passing functions as call by ref parameter should be avoided
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 Reporter:  TobiasBg          |       Owner:  westi    
     Type:  defect (bug)      |      Status:  new      
 Priority:  normal            |   Milestone:  3.0      
Component:  Warnings/Notices  |     Version:           
 Severity:  normal            |    Keywords:  has-patch
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Comment(by scribu):

 Just realized that instead of {{{array_shift( array_keys( $var ) )}}} you
 could simply use {{{key( $var )}}}.

 Too bad there's no equivalent for {{{array_pop( array_keys( $var ) )}}}.

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Ticket URL: <http://core.trac.wordpress.org/ticket/13757#comment:6>
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