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<?php function d($data = null) { $d = $data || $data = 1; return $d; } echo d(); echo d(4);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nGGDJ
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'd'
          1        DO_FCALL                                      0  $0      
          2        ECHO                                                     $0
   11     3        INIT_FCALL                                               'd'
          4        SEND_VAL                                                 4
          5        DO_FCALL                                      0  $1      
          6        ECHO                                                     $1
          7      > RETURN                                                   1

Function d:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 47) Position 1 = 2, Position 2 = 4
Branch analysis from position: 2
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
filename:       /in/nGGDJ
function name:  d
number of ops:  7
compiled vars:  !0 = $data, !1 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV_INIT                                        !0      null
    5     1      > JMPNZ_EX                                         ~2      !0, ->4
          2    >   ASSIGN                                           ~3      !0, 1
          3        BOOL                                             ~2      ~3
          4    >   ASSIGN                                                   !1, ~2
    6     5      > RETURN                                                   !1
    7     6*     > RETURN                                                   null

End of function d

Generated using Vulcan Logic Dumper, using php 8.0.0


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