array_functions.php

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<?php

      /*
      *     This source code is a part of the Ultimix Project. 
      *     It is distributed under BSD license. All other third side source code (like tinyMCE) is distributed under 
      *     it's own license wich could be found from the corresponding files or sources. 
      *     This source code is provided "as is" without any warranties or garanties.
      *
      *     Have a nice day!
      *
      *     @url http://ultimix.sorceforge.net
      *
      *     @author Alexey "gdever" Dodonov
      */

      function                sort_by_field( &$Array , $Field )
      {
            usort( 
                  $Array , 
                  create_function( 
                        '$a , $b' , 
                        'return( get_field( $a , "'.$Field.'" ) < get_field( $b , "'.$Field.'" ) );'
                  )
            );
      }

      function                rsort_by_field( &$Array , $Field )
      {
            usort( 
                  $Array , 
                  create_function( 
                        '$a , $b' , 
                        'return( get_field( $a , "'.$Field.'" ) > get_field( $b , "'.$Field.'" ) );'
                  )
            );
      }

?>