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<?php interface IA {} class A implements IA {} var_dump( is_a( 'A', 'IA', true ) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fqOva
function name:  (null)
number of ops:  10
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   DECLARE_CLASS                                            'a'
    8     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'is_a'
          3        SEND_VAL                                                 'A'
          4        SEND_VAL                                                 'IA'
          5        SEND_VAL                                                 <true>
          6        DO_ICALL                                         $0      
          7        SEND_VAR                                                 $0
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Class IA: [no user functions]
Class A: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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