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<?php $resultsArray = array( array('sort'=>1520546956, 'row'=>'row 0 data'), array('sort'=>1521047928, 'row'=>'row 1 data'), array('sort'=>1520525366, 'row'=>'row 2 data'), array('sort'=>1520525227, 'row'=>'row 3 data') ); usort($resultsArray, function($a, $b) { if ($a['sort'] == $b['sort']) { return 0; } return ($a['sort'] < $b['sort'] ? -1 : 1); }); print_r($resultsArray);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5nfbc
function name:  (null)
number of ops:  10
compiled vars:  !0 = $resultsArray
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   10     1        INIT_FCALL                                               'usort'
          2        SEND_REF                                                 !0
          3        DECLARE_LAMBDA_FUNCTION                          ~2      [0]
   15     4        SEND_VAL                                                 ~2
   10     5        DO_ICALL                                                 
   16     6        INIT_FCALL                                               'print_r'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                                 
          9      > RETURN                                                   1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 7
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 13
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5nfbc
function name:  {closure}
number of ops:  16
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   11     2        FETCH_DIM_R                                      ~2      !0, 'sort'
          3        FETCH_DIM_R                                      ~3      !1, 'sort'
          4        IS_EQUAL                                                 ~2, ~3
          5      > JMPZ                                                     ~4, ->7
   12     6    > > RETURN                                                   0
   14     7    >   FETCH_DIM_R                                      ~5      !0, 'sort'
          8        FETCH_DIM_R                                      ~6      !1, 'sort'
          9        IS_SMALLER                                               ~5, ~6
         10      > JMPZ                                                     ~7, ->13
         11    >   QM_ASSIGN                                        ~8      -1
         12      > JMP                                                      ->14
         13    >   QM_ASSIGN                                        ~8      1
         14    > > RETURN                                                   ~8
   15    15*     > RETURN                                                   null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.0.0


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131.8 ms | 1000 KiB | 15 Q