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<?php function& test($arr = array()) { global $g_arr; $g_arr =& $arr; var_dump($arr); } test(); var_dump($g_arr);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/bioEm
function name:  (null)
number of ops:  6
compiled vars:  !0 = $g_arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'test'
          1        DO_FCALL                                      0          
    8     2        INIT_FCALL                                               'var_dump'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                                 
          5      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
Return found
filename:       /in/bioEm
function name:  test
number of ops:  7
compiled vars:  !0 = $arr, !1 = $g_arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV_INIT                                        !0      <array>
    3     1        BIND_GLOBAL                                              !1, 'g_arr'
    4     2        ASSIGN_REF                                               !1, !0
    5     3        INIT_FCALL                                               'var_dump'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                                 
    6     6      > RETURN_BY_REF                                            null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


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