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<?php $var = 2; var_dump(($var ?? false)); var_dump(true === ($var ?? false)); var_dump('------'); $var = false; var_dump(($var ?? false)); var_dump(true === ($var ?? false)); var_dump('------'); $var = true; var_dump(($var ?? false)); var_dump(true === ($var ?? false));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cWCSA
function name:  (null)
number of ops:  43
compiled vars:  !0 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 2
    4     1        INIT_FCALL                                               'var_dump'
          2        COALESCE                                         ~2      !0
          3        QM_ASSIGN                                        ~2      <false>
          4        SEND_VAL                                                 ~2
          5        DO_ICALL                                                 
    5     6        INIT_FCALL                                               'var_dump'
          7        COALESCE                                         ~4      !0
          8        QM_ASSIGN                                        ~4      <false>
          9        TYPE_CHECK                                    8  ~5      ~4
         10        SEND_VAL                                                 ~5
         11        DO_ICALL                                                 
    7    12        INIT_FCALL                                               'var_dump'
         13        SEND_VAL                                                 '------'
         14        DO_ICALL                                                 
    9    15        ASSIGN                                                   !0, <false>
   10    16        INIT_FCALL                                               'var_dump'
         17        COALESCE                                         ~9      !0
         18        QM_ASSIGN                                        ~9      <false>
         19        SEND_VAL                                                 ~9
         20        DO_ICALL                                                 
   11    21        INIT_FCALL                                               'var_dump'
         22        COALESCE                                         ~11     !0
         23        QM_ASSIGN                                        ~11     <false>
         24        TYPE_CHECK                                    8  ~12     ~11
         25        SEND_VAL                                                 ~12
         26        DO_ICALL                                                 
   13    27        INIT_FCALL                                               'var_dump'
         28        SEND_VAL                                                 '------'
         29        DO_ICALL                                                 
   15    30        ASSIGN                                                   !0, <true>
   16    31        INIT_FCALL                                               'var_dump'
         32        COALESCE                                         ~16     !0
         33        QM_ASSIGN                                        ~16     <false>
         34        SEND_VAL                                                 ~16
         35        DO_ICALL                                                 
   17    36        INIT_FCALL                                               'var_dump'
         37        COALESCE                                         ~18     !0
         38        QM_ASSIGN                                        ~18     <false>
         39        TYPE_CHECK                                    8  ~19     ~18
         40        SEND_VAL                                                 ~19
         41        DO_ICALL                                                 
         42      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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