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<?php $global_var="lorem"; $global_p=&$global_var; function myfunc () { global $global_p, $global_var; var_dump($global_p); var_dump($global_var); $lobal_var = "hello"; } echo $global_var;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vKra7
function name:  (null)
number of ops:  4
compiled vars:  !0 = $global_var, !1 = $global_p
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'lorem'
    3     1        ASSIGN_REF                                               !1, !0
   12     2        ECHO                                                     !0
          3      > RETURN                                                   1

Function myfunc:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vKra7
function name:  myfunc
number of ops:  10
compiled vars:  !0 = $global_p, !1 = $global_var, !2 = $lobal_var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   BIND_GLOBAL                                              !0, 'global_p'
          1        BIND_GLOBAL                                              !1, 'global_var'
    7     2        INIT_FCALL                                               'var_dump'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                                 
    8     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !1
          7        DO_ICALL                                                 
    9     8        ASSIGN                                                   !2, 'hello'
   10     9      > RETURN                                                   null

End of function myfunc

Generated using Vulcan Logic Dumper, using php 8.0.0


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