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<?php function inner() { var_dump($undefined); } function outer() { inner(); } outer(); outer(); @outer();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NDtR7
function name:  (null)
number of ops:  9
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   10     0  E >   INIT_FCALL                                                   'outer'
          1        DO_FCALL                                          0          
   11     2        INIT_FCALL                                                   'outer'
          3        DO_FCALL                                          0          
   12     4        BEGIN_SILENCE                                        ~2      
          5        INIT_FCALL                                                   'outer'
          6        DO_FCALL                                          0          
          7        END_SILENCE                                                  ~2
          8      > RETURN                                                       1

Function inner:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NDtR7
function name:  inner
number of ops:  4
compiled vars:  !0 = $undefined
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                                   'var_dump'
          1        SEND_VAR                                                     !0
          2        DO_ICALL                                                     
    4     3      > RETURN                                                       null

End of function inner

Function outer:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NDtR7
function name:  outer
number of ops:  3
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                                   'inner'
          1        DO_FCALL                                          0          
    8     2      > RETURN                                                       null

End of function outer

Generated using Vulcan Logic Dumper, using php 8.5.0


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