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<?php $pdo1 = new \PDO('sqlite::memory:'); $pdo1->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION); echo "PDO 1 is OK\n"; $pdo2 = clone $pdo1; $pdo2->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_WARNING); echo "PDO 2 is OK\n"; echo $pdo1->getAttribute(\PDO::ATTR_ERRMODE) === $pdo2->getAttribute(\PDO::ATTR_ERRMODE) ? "❌ The attribute IS changed\n" : "✅ The attribute IS NOT changed\n";
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 24, Position 2 = 26
Branch analysis from position: 24
1 jumps found. (Code = 42) Position 1 = 27
Branch analysis from position: 27
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 26
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vQg4S
function name:  (null)
number of ops:  29
compiled vars:  !0 = $pdo1, !1 = $pdo2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $2      'PDO'
          1        SEND_VAL_EX                                              'sqlite%3A%3Amemory%3A'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
    4     4        INIT_METHOD_CALL                                         !0, 'setAttribute'
          5        SEND_VAL_EX                                              3
          6        SEND_VAL_EX                                              2
          7        DO_FCALL                                      0          
    5     8        ECHO                                                     'PDO+1+is+OK%0A'
    7     9        CLONE                                            ~6      !0
         10        ASSIGN                                                   !1, ~6
    8    11        INIT_METHOD_CALL                                         !1, 'setAttribute'
         12        SEND_VAL_EX                                              3
         13        SEND_VAL_EX                                              1
         14        DO_FCALL                                      0          
    9    15        ECHO                                                     'PDO+2+is+OK%0A'
   11    16        INIT_METHOD_CALL                                         !0, 'getAttribute'
         17        SEND_VAL_EX                                              3
         18        DO_FCALL                                      0  $9      
         19        INIT_METHOD_CALL                                         !1, 'getAttribute'
         20        SEND_VAL_EX                                              3
         21        DO_FCALL                                      0  $10     
         22        IS_IDENTICAL                                             $9, $10
         23      > JMPZ                                                     ~11, ->26
   12    24    >   QM_ASSIGN                                        ~12     '%E2%9D%8C+The+attribute+IS+changed%0A'
         25      > JMP                                                      ->27
   13    26    >   QM_ASSIGN                                        ~12     '%E2%9C%85+The+attribute+IS+NOT+changed%0A'
         27    >   ECHO                                                     ~12
         28      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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