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<?php function f() { global $x; $x = $x + 10; } $x = 0; $x += f(); var_dump($x);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/SZuqj
function name:  (null)
number of ops:  8
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   ASSIGN                                                   !0, 0
    7     1        INIT_FCALL                                               'f'
          2        DO_FCALL                                      0  $2      
          3        ASSIGN_OP                                     1          !0, $2
    8     4        INIT_FCALL                                               'var_dump'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                                 
          7      > RETURN                                                   1

Function f:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/SZuqj
function name:  f
number of ops:  4
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   BIND_GLOBAL                                              !0, 'x'
    4     1        ADD                                              ~1      !0, 10
          2        ASSIGN                                                   !0, ~1
    5     3      > RETURN                                                   null

End of function f

Generated using Vulcan Logic Dumper, using php 8.0.0


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