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run code in 300+ PHP versions simultaneously
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Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 12, Position 2 = 14
Branch analysis from position: 12
1 jumps found. (Code = 42) Position 1 = 28
Branch analysis from position: 28
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
2 jumps found. (Code = 77) Position 1 = 15, Position 2 = 27
Branch analysis from position: 15
2 jumps found. (Code = 78) Position 1 = 16, Position 2 = 27
Branch analysis from position: 16
1 jumps found. (Code = 42) Position 1 = 15
Branch analysis from position: 15
Branch analysis from position: 27
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 27
filename:       /in/r8HBa
function name:  (null)
number of ops:  29
compiled vars:  !0 = $flightpaths, !1 = $out, !2 = $row
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'VIE-CAI%0Ahav-vra%0AJFK-SYD'
    6     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%7E%5E%28%5BA-Z%5D%7B3%7D%29-%28%5BA-Z%5D%7B3%7D%29%24%7Em'
          3        INIT_FCALL                                               'strtoupper'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $4      
          6        SEND_VAR                                                 $4
          7        SEND_REF                                                 !1
          8        SEND_VAL                                                 2
          9        DO_ICALL                                         $5      
         10        BOOL_NOT                                         ~6      $5
         11      > JMPZ                                                     ~6, ->14
    7    12    >   ECHO                                                     'Invalid+Entry'
    6    13      > JMP                                                      ->28
    9    14    > > FE_RESET_R                                       $7      !1, ->27
         15    > > FE_FETCH_R                                               $7, !2, ->27
   10    16    >   ROPE_INIT                                     3  ~10     'Destination+%231%3A+'
         17        FETCH_DIM_R                                      ~8      !2, 1
         18        ROPE_ADD                                      1  ~10     ~10, ~8
         19        ROPE_END                                      2  ~9      ~10, '%0A'
         20        ECHO                                                     ~9
   11    21        ROPE_INIT                                     3  ~14     'Destination+%232%3A+'
         22        FETCH_DIM_R                                      ~12     !2, 2
         23        ROPE_ADD                                      1  ~14     ~14, ~12
         24        ROPE_END                                      2  ~13     ~14, '%0A%0A'
         25        ECHO                                                     ~13
    9    26      > JMP                                                      ->15
         27    >   FE_FREE                                                  $7
   13    28    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
152.2 ms | 969 KiB | 15 Q