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<?php $cosas = array( 'true' => TRUE, 'false' => FALSE, 'null' => NULL, 'empty' => "", 'positive' => 1, 'negative' => -1, 'zero' => 0 ); foreach($cosas as $nombre => $cosa) { echo "<h3>$nombre</h3>"; echo "<ul>"; echo "<li><strong>isset: </strong>" . isset($cosa) . "</li>"; echo "<li><strong>is_null: </strong>" . is_null($cosa) . "</li>"; echo "<li><strong>empty: </strong>" . empty($cosa) . "</li>"; echo "</ul>"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 23
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 23
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 23
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 23
filename:       /in/4IbD2
function name:  (null)
number of ops:  25
compiled vars:  !0 = $cosas, !1 = $cosa, !2 = $nombre
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
   11     1      > FE_RESET_R                                       $4      !0, ->23
          2    > > FE_FETCH_R                                       ~5      $4, !1, ->23
          3    >   ASSIGN                                                   !2, ~5
   13     4        ROPE_INIT                                     3  ~8      '%3Ch3%3E'
          5        ROPE_ADD                                      1  ~8      ~8, !2
          6        ROPE_END                                      2  ~7      ~8, '%3C%2Fh3%3E'
          7        ECHO                                                     ~7
   14     8        ECHO                                                     '%3Cul%3E'
   15     9        ISSET_ISEMPTY_CV                                 ~10     !1
         10        CONCAT                                           ~11     '%3Cli%3E%3Cstrong%3Eisset%3A+%3C%2Fstrong%3E', ~10
         11        CONCAT                                           ~12     ~11, '%3C%2Fli%3E'
         12        ECHO                                                     ~12
   16    13        TYPE_CHECK                                    2  ~13     !1
         14        CONCAT                                           ~14     '%3Cli%3E%3Cstrong%3Eis_null%3A+%3C%2Fstrong%3E', ~13
         15        CONCAT                                           ~15     ~14, '%3C%2Fli%3E'
         16        ECHO                                                     ~15
   17    17        ISSET_ISEMPTY_CV                                 ~16     !1
         18        CONCAT                                           ~17     '%3Cli%3E%3Cstrong%3Eempty%3A+%3C%2Fstrong%3E', ~16
         19        CONCAT                                           ~18     ~17, '%3C%2Fli%3E'
         20        ECHO                                                     ~18
   18    21        ECHO                                                     '%3C%2Ful%3E'
   11    22      > JMP                                                      ->2
         23    >   FE_FREE                                                  $4
   19    24      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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