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<?php function nek($i) { if ($i <= 1) { echo "1 = "; return 1; } echo "$i * "; return $i * nek($i--); } echo nek(10);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2GP94
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   INIT_FCALL                                               'nek'
          1        SEND_VAL                                                 10
          2        DO_FCALL                                      0  $0      
          3        ECHO                                                     $0
          4      > RETURN                                                   1

Function nek:
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/2GP94
function name:  nek
number of ops:  15
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        IS_SMALLER_OR_EQUAL                                      !0, 1
          2      > JMPZ                                                     ~1, ->5
    5     3    >   ECHO                                                     '1+%3D+'
    6     4      > RETURN                                                   1
    8     5    >   NOP                                                      
          6        FAST_CONCAT                                      ~2      !0, '+%2A+'
          7        ECHO                                                     ~2
    9     8        INIT_FCALL_BY_NAME                                       'nek'
          9        POST_DEC                                         ~3      !0
         10        SEND_VAL_EX                                              ~3
         11        DO_FCALL                                      0  $4      
         12        MUL                                              ~5      !0, $4
         13      > RETURN                                                   ~5
   10    14*     > RETURN                                                   null

End of function nek

Generated using Vulcan Logic Dumper, using php 8.0.0


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