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<?php $a = array(1,2,3,4); print_r($a); array_walk($a, function(&$item) use ($a) { echo $item, "\n"; $item *= 2; }); print_r($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/k2qco
function name:  (null)
number of ops:  14
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        INIT_FCALL                                               'print_r'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                                 
    5     4        INIT_FCALL                                               'array_walk'
          5        SEND_REF                                                 !0
          6        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2Fk2qco%3A5%240'
          7        BIND_LEXICAL                                             ~3, !0
    8     8        SEND_VAL                                                 ~3
          9        DO_ICALL                                                 
    9    10        INIT_FCALL                                               'print_r'
         11        SEND_VAR                                                 !0
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2Fk2qco%3A5%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/k2qco
function name:  {closure}
number of ops:  6
compiled vars:  !0 = $item, !1 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1        BIND_STATIC                                              !1
    6     2        ECHO                                                     !0
          3        ECHO                                                     '%0A'
    7     4        ASSIGN_OP                                     3          !0, 2
    8     5      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2Fk2qco%3A5%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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