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<?php $v = [ 'aaaa', 'bbbb', 'ccccccc', 'dddddddddd', 'eeeeeeee', 'ffffffffffff', 'gggg', 'hhhhhh', 'iiiiiiiiiii', 'lllllll', ]; usort($v, function($a, $b){ return mb_strlen($a) <=> mb_strlen($b); }); var_dump($v);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4KBq7
function name:  (null)
number of ops:  10
compiled vars:  !0 = $v
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        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2F4KBq7%3A17%240'
          4        SEND_VAL                                                 ~2
          5        DO_ICALL                                                 
   18     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2F4KBq7%3A17%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4KBq7
function name:  {closure}
number of ops:  11
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   17     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        INIT_FCALL                                               'mb_strlen'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $2      
          5        INIT_FCALL                                               'mb_strlen'
          6        SEND_VAR                                                 !1
          7        DO_ICALL                                         $3      
          8        SPACESHIP                                        ~4      $2, $3
          9      > RETURN                                                   ~4
         10*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2F4KBq7%3A17%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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156.28 ms | 1399 KiB | 19 Q