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<?php @$undef; @xdebug_debug_zval('undef'); @debug_zval_dump ( $undef ); $undef = "defined"; debug_zval_dump($undef);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/LvrH0
function name:  (null)
number of ops:  19
compiled vars:  !0 = $undef
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   BEGIN_SILENCE                                    ~1      
          1        FETCH_R                      local               ~2      'undef'
          2        END_SILENCE                                              ~1
          3        FREE                                                     ~2
    4     4        BEGIN_SILENCE                                    ~3      
          5        INIT_FCALL_BY_NAME                                       'xdebug_debug_zval'
          6        SEND_VAL_EX                                              'undef'
          7        DO_FCALL                                      0          
          8        END_SILENCE                                              ~3
    5     9        BEGIN_SILENCE                                    ~5      
         10        INIT_FCALL                                               'debug_zval_dump'
         11        SEND_VAR                                                 !0
         12        DO_ICALL                                                 
         13        END_SILENCE                                              ~5
    6    14        ASSIGN                                                   !0, 'defined'
    7    15        INIT_FCALL                                               'debug_zval_dump'
         16        SEND_VAR                                                 !0
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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