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<?php function factorial($number) { if ($number == 0) return 1; return $number * factorial($number - 1); } print factorial(3);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7tv2B
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'factorial'
          1        SEND_VAL                                                 3
          2        DO_FCALL                                      0  $0      
          3        ECHO                                                     $0
          4      > RETURN                                                   1

Function factorial:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 4
Branch analysis from position: 3
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7tv2B
function name:  factorial
number of ops:  11
compiled vars:  !0 = $number
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
          0  E >   RECV                                             !0      
          1        IS_EQUAL                                                 !0, 0
          2      > JMPZ                                                     ~1, ->4
          3    > > RETURN                                                   1
          4    >   INIT_FCALL_BY_NAME                                       'factorial'
          5        SUB                                              ~2      !0, 1
          6        SEND_VAL_EX                                              ~2
          7        DO_FCALL                                      0  $3      
          8        MUL                                              ~4      !0, $3
          9      > RETURN                                                   ~4
         10*     > RETURN                                                   null

End of function factorial

Generated using Vulcan Logic Dumper, using php 8.0.0


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