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<?php $errors = [null, null, null]; echo $errors == null ? "true\n" : "false\n"; echo empty($errors) ? "true\n" : "false\n"; echo empty(array_filter($errors)) ? "true\n" : "false\n";
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 = 42) Position 1 = 6
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 11
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 12
Branch analysis from position: 12
2 jumps found. (Code = 43) Position 1 = 18, Position 2 = 20
Branch analysis from position: 18
1 jumps found. (Code = 42) Position 1 = 21
Branch analysis from position: 21
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
2 jumps found. (Code = 43) Position 1 = 18, Position 2 = 20
Branch analysis from position: 18
Branch analysis from position: 20
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 11
Branch analysis from position: 9
Branch analysis from position: 11
filename:       /in/g82ep
function name:  (null)
number of ops:  23
compiled vars:  !0 = $errors
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        IS_EQUAL                                                 !0, null
          2      > JMPZ                                                     ~2, ->5
          3    >   QM_ASSIGN                                        ~3      'true%0A'
          4      > JMP                                                      ->6
          5    >   QM_ASSIGN                                        ~3      'false%0A'
          6    >   ECHO                                                     ~3
    4     7        ISSET_ISEMPTY_CV                                         !0
          8      > JMPZ                                                     ~4, ->11
          9    >   QM_ASSIGN                                        ~5      'true%0A'
         10      > JMP                                                      ->12
         11    >   QM_ASSIGN                                        ~5      'false%0A'
         12    >   ECHO                                                     ~5
    5    13        INIT_FCALL                                               'array_filter'
         14        SEND_VAR                                                 !0
         15        DO_ICALL                                         $6      
         16        BOOL_NOT                                         ~7      $6
         17      > JMPZ                                                     ~7, ->20
         18    >   QM_ASSIGN                                        ~8      'true%0A'
         19      > JMP                                                      ->21
         20    >   QM_ASSIGN                                        ~8      'false%0A'
         21    >   ECHO                                                     ~8
         22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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