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<?php foreach (['dev', 'staging', 'production'] as $env) { $on_fr = (! in_array($env, ['dev', 'staging'])); if (! in_array($env, ['dev', 'staging']) && ! ($on_fr && $env === 'production')) { echo 'This environment is invalid ' . $env . PHP_EOL; } else { echo 'This environment is valid ' . $env . PHP_EOL; } }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 1, Position 2 = 22
Branch analysis from position: 1
2 jumps found. (Code = 78) Position 1 = 2, Position 2 = 22
Branch analysis from position: 2
2 jumps found. (Code = 46) Position 1 = 8, Position 2 = 13
Branch analysis from position: 8
2 jumps found. (Code = 46) Position 1 = 9, Position 2 = 11
Branch analysis from position: 9
2 jumps found. (Code = 43) Position 1 = 14, Position 2 = 18
Branch analysis from position: 14
1 jumps found. (Code = 42) Position 1 = 21
Branch analysis from position: 21
1 jumps found. (Code = 42) Position 1 = 1
Branch analysis from position: 1
Branch analysis from position: 18
1 jumps found. (Code = 42) Position 1 = 1
Branch analysis from position: 1
Branch analysis from position: 11
Branch analysis from position: 13
Branch analysis from position: 22
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 22
filename:       /in/3b2Wp
function name:  (null)
number of ops:  24
compiled vars:  !0 = $env, !1 = $on_fr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E > > FE_RESET_R                                       $2      <array>, ->22
          1    > > FE_FETCH_R                                               $2, !0, ->22
    3     2    >   IN_ARRAY                                         ~3      !0, <array>
          3        BOOL_NOT                                         ~4      ~3
          4        ASSIGN                                                   !1, ~4
    5     5        IN_ARRAY                                         ~6      !0, <array>
          6        BOOL_NOT                                         ~7      ~6
          7      > JMPZ_EX                                          ~7      ~7, ->13
          8    > > JMPZ_EX                                          ~8      !1, ->11
          9    >   IS_IDENTICAL                                     ~9      !0, 'production'
         10        BOOL                                             ~8      ~9
         11    >   BOOL_NOT                                         ~10     ~8
         12        BOOL                                             ~7      ~10
         13    > > JMPZ                                                     ~7, ->18
    6    14    >   CONCAT                                           ~11     'This+environment+is+invalid+', !0
         15        CONCAT                                           ~12     ~11, '%0A'
         16        ECHO                                                     ~12
         17      > JMP                                                      ->21
    8    18    >   CONCAT                                           ~13     'This+environment+is+valid+', !0
         19        CONCAT                                           ~14     ~13, '%0A'
         20        ECHO                                                     ~14
    2    21    > > JMP                                                      ->1
         22    >   FE_FREE                                                  $2
   10    23      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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