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<?php //$var = 'A'; if (! isset($var) || $var) { echo "not empty or not defiend or a null value"; } else { echo "empty"; } echo "\ninstead\n"; if (empty($var)) { echo "empty"; } else { echo "not empty or not defiend or a null value"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 47) Position 1 = 3, Position 2 = 4
Branch analysis from position: 3
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 7
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 13
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 13
Branch analysis from position: 11
Branch analysis from position: 13
Branch analysis from position: 4
filename:       /in/WqrVG
function name:  (null)
number of ops:  15
compiled vars:  !0 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ISSET_ISEMPTY_CV                                 ~1      !0
          1        BOOL_NOT                                         ~2      ~1
          2      > JMPNZ_EX                                         ~2      ~2, ->4
          3    >   BOOL                                             ~2      !0
          4    > > JMPZ                                                     ~2, ->7
    4     5    >   ECHO                                                     'not+empty+or+not+defiend+or+a+null+value'
          6      > JMP                                                      ->8
    6     7    >   ECHO                                                     'empty'
    8     8    >   ECHO                                                     '%0Ainstead%0A'
   10     9        ISSET_ISEMPTY_CV                                         !0
         10      > JMPZ                                                     ~3, ->13
   11    11    >   ECHO                                                     'empty'
         12      > JMP                                                      ->14
   13    13    >   ECHO                                                     'not+empty+or+not+defiend+or+a+null+value'
   14    14    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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