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<?php $aTest = array(4,"f","_","test"); $aReindexed = array(); array_walk($aTest, function(&$v,$k) use (&$aReindexed) { $kNew = $k+100; $aReindexed[$kNew] = $v; } ); print_r($aReindexed); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jIgLW
function name:  (null)
number of ops:  12
compiled vars:  !0 = $aTest, !1 = $aReindexed
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                       !0, <array>
    3     1        ASSIGN                                                       !1, <array>
    5     2        INIT_FCALL                                                   'array_walk'
          3        SEND_REF                                                     !0
          4        DECLARE_LAMBDA_FUNCTION                              ~4      [0]
          5        BIND_LEXICAL                                                 ~4, !1
    8     6        SEND_VAL                                                     ~4
    5     7        DO_ICALL                                                     
   11     8        INIT_FCALL                                                   'print_r'
          9        SEND_VAR                                                     !1
         10        DO_ICALL                                                     
   13    11      > RETURN                                                       1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jIgLW
function name:  {closure:/in/jIgLW:5}
number of ops:  8
compiled vars:  !0 = $v, !1 = $k, !2 = $aReindexed, !3 = $kNew
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    5     0  E >   RECV                                                 !0      
          1        RECV                                                 !1      
          2        BIND_STATIC                                                  !2
    6     3        ADD                                                  ~4      !1, 100
          4        ASSIGN                                                       !3, ~4
    7     5        ASSIGN_DIM                                                   !2, !3
          6        OP_DATA                                                      !0
    8     7      > RETURN                                                       null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.5.0


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