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<?php $pdo = new PDO('sqlite::memory:'); $pdo->exec("CREATE TABLE foo (id int)"); $pdo->exec("INSERT INTO foo VALUES (1)"); $stmt = $pdo->query("SELECT id FROM foo"); var_dump($stmt->fetchColumn(0));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/bh03r
function name:  (null)
number of ops:  21
compiled vars:  !0 = $pdo, !1 = $stmt
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, 'exec'
          5        SEND_VAL_EX                                                  'CREATE+TABLE+foo+%28id+int%29'
          6        DO_FCALL                                          0          
    5     7        INIT_METHOD_CALL                                             !0, 'exec'
          8        SEND_VAL_EX                                                  'INSERT+INTO+foo+VALUES+%281%29'
          9        DO_FCALL                                          0          
    6    10        INIT_METHOD_CALL                                             !0, 'query'
         11        SEND_VAL_EX                                                  'SELECT+id+FROM+foo'
         12        DO_FCALL                                          0  $7      
         13        ASSIGN                                                       !1, $7
    7    14        INIT_FCALL                                                   'var_dump'
         15        INIT_METHOD_CALL                                             !1, 'fetchColumn'
         16        SEND_VAL_EX                                                  0
         17        DO_FCALL                                          0  $9      
         18        SEND_VAR                                                     $9
         19        DO_ICALL                                                     
         20      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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