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<?php if(!$str) { echo 'EMPTY', ','; } else { echo 'NOT EMPTY', ','; } if(empty($str)) { echo 'EMPTY', ','; } else { echo 'NOT EMPTY', ','; } if(!strlen($str)) { echo 'EMPTY', ','; } else { echo 'NOT EMPTY', ','; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 2, Position 2 = 5
Branch analysis from position: 2
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 12
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
2 jumps found. (Code = 43) Position 1 = 17, Position 2 = 20
Branch analysis from position: 17
1 jumps found. (Code = 42) Position 1 = 22
Branch analysis from position: 22
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: 12
2 jumps found. (Code = 43) Position 1 = 17, Position 2 = 20
Branch analysis from position: 17
Branch analysis from position: 20
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 12
Branch analysis from position: 9
Branch analysis from position: 12
filename:       /in/T16GS
function name:  (null)
number of ops:  23
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   BOOL_NOT                                         ~1      !0
          1      > JMPZ                                                     ~1, ->5
    3     2    >   ECHO                                                     'EMPTY'
          3        ECHO                                                     '%2C'
          4      > JMP                                                      ->7
    5     5    >   ECHO                                                     'NOT+EMPTY'
          6        ECHO                                                     '%2C'
    8     7    >   ISSET_ISEMPTY_CV                                         !0
          8      > JMPZ                                                     ~2, ->12
    9     9    >   ECHO                                                     'EMPTY'
         10        ECHO                                                     '%2C'
         11      > JMP                                                      ->14
   11    12    >   ECHO                                                     'NOT+EMPTY'
         13        ECHO                                                     '%2C'
   13    14    >   STRLEN                                           ~3      !0
         15        BOOL_NOT                                         ~4      ~3
         16      > JMPZ                                                     ~4, ->20
   14    17    >   ECHO                                                     'EMPTY'
         18        ECHO                                                     '%2C'
         19      > JMP                                                      ->22
   16    20    >   ECHO                                                     'NOT+EMPTY'
         21        ECHO                                                     '%2C'
   17    22    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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