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<?php $data = array( array( "title" => "Another title", "date" => "Fri, 17 Jun 2011 08:55:57 +0200" ), array( "title" => "My title", "date" => "Mon, 16 Jun 2010 06:55:57 +0200" ) ); function sortFunction( $a, $b ) { return strtotime($a["date"]) - strtotime($b["date"]); } usort($data, "sortFunction"); var_dump($data);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4dF99
function name:  (null)
number of ops:  9
compiled vars:  !0 = $data
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   17     1        INIT_FCALL                                               'usort'
          2        SEND_REF                                                 !0
          3        SEND_VAL                                                 'sortFunction'
          4        DO_ICALL                                                 
   18     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Function sortfunction:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4dF99
function name:  sortFunction
number of ops:  13
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   15     2        INIT_FCALL                                               'strtotime'
          3        FETCH_DIM_R                                      ~2      !0, 'date'
          4        SEND_VAL                                                 ~2
          5        DO_ICALL                                         $3      
          6        INIT_FCALL                                               'strtotime'
          7        FETCH_DIM_R                                      ~4      !1, 'date'
          8        SEND_VAL                                                 ~4
          9        DO_ICALL                                         $5      
         10        SUB                                              ~6      $3, $5
         11      > RETURN                                                   ~6
   16    12*     > RETURN                                                   null

End of function sortfunction

Generated using Vulcan Logic Dumper, using php 8.0.0


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