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<?php function fact($n) { if($n == 1) return 1; else { return $n + fact($n-1); } var_dump($n); echo ' - '; } echo fact (10);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Xf04J
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   INIT_FCALL                                               'fact'
          1        SEND_VAL                                                 10
          2        DO_FCALL                                      0  $0      
          3        ECHO                                                     $0
          4      > RETURN                                                   1

Function fact:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 5
Branch analysis from position: 3
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Xf04J
function name:  fact
number of ops:  16
compiled vars:  !0 = $n
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
    4     1        IS_EQUAL                                                 !0, 1
          2      > JMPZ                                                     ~1, ->5
    5     3    > > RETURN                                                   1
          4*       JMP                                                      ->11
    7     5    >   INIT_FCALL_BY_NAME                                       'fact'
          6        SUB                                              ~2      !0, 1
          7        SEND_VAL_EX                                              ~2
          8        DO_FCALL                                      0  $3      
          9        ADD                                              ~4      !0, $3
         10      > RETURN                                                   ~4
   10    11*       INIT_FCALL                                               'var_dump'
         12*       SEND_VAR                                                 !0
         13*       DO_ICALL                                                 
   11    14*       ECHO                                                     '+-+'
   12    15*     > RETURN                                                   null

End of function fact

Generated using Vulcan Logic Dumper, using php 8.0.0


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