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<?php function a($number) { return (b($number) * $number); } function b(&$number) { ++$number; } echo a(5);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/X3QAi
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   INIT_FCALL                                               'a'
          1        SEND_VAL                                                 5
          2        DO_FCALL                                      0  $0      
          3        ECHO                                                     $0
          4      > RETURN                                                   1

Function a:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/X3QAi
function name:  a
number of ops:  7
compiled vars:  !0 = $number
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
    4     1        INIT_FCALL_BY_NAME                                       'b'
          2        SEND_VAR_EX                                              !0
          3        DO_FCALL                                      0  $1      
          4        MUL                                              ~2      !0, $1
          5      > RETURN                                                   ~2
    5     6*     > RETURN                                                   null

End of function a

Function b:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/X3QAi
function name:  b
number of ops:  3
compiled vars:  !0 = $number
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   RECV                                             !0      
    9     1        PRE_INC                                                  !0
   10     2      > RETURN                                                   null

End of function b

Generated using Vulcan Logic Dumper, using php 8.0.0


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