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<?php class Foo {}; var_export(is_a(NULL, Foo::class));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dQDrG
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                                   'var_export'
          1        INIT_FCALL                                                   'is_a'
          2        SEND_VAL                                                     null
          3        SEND_VAL                                                     'Foo'
          4        DO_ICALL                                             $0      
          5        SEND_VAR                                                     $0
          6        DO_ICALL                                                     
          7      > RETURN                                                       1

Class Foo: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.5.0


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