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<?php $pdo = 'PDO'; $stmt = 'PDOStatement'; var_dump($pdo); var_dump($stmt); $pdo && $stmt = null; var_dump($pdo); var_dump($stmt);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 9, Position 2 = 11
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/pbc5P
function name:  (null)
number of ops:  18
compiled vars:  !0 = $pdo, !1 = $stmt
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'PDO'
    3     1        ASSIGN                                                   !1, 'PDOStatement'
    4     2        INIT_FCALL                                               'var_dump'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                                 
    5     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !1
          7        DO_ICALL                                                 
    6     8      > JMPZ_EX                                          ~6      !0, ->11
          9    >   ASSIGN                                           ~7      !1, null
         10        BOOL                                             ~6      ~7
    7    11    >   INIT_FCALL                                               'var_dump'
         12        SEND_VAR                                                 !0
         13        DO_ICALL                                                 
    8    14        INIT_FCALL                                               'var_dump'
         15        SEND_VAR                                                 !1
         16        DO_ICALL                                                 
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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