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<?php $a = "Stdclass"; var_dump($a instanceof Stdclass); var_dump($a instanceof $a); var_dump(is_a($a, "stdclass", true)); var_dump(is_a($a, $a, true));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/OrqR4
function name:  (null)
number of ops:  27
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'Stdclass'
    4     1        INIT_FCALL                                               'var_dump'
          2        INSTANCEOF                                       ~2      !0, 'Stdclass'
          3        SEND_VAL                                                 ~2
          4        DO_ICALL                                                 
    5     5        INIT_FCALL                                               'var_dump'
          6        FETCH_CLASS                                   0  $4      !0
          7        INSTANCEOF                                       ~5      !0, $4
          8        SEND_VAL                                                 ~5
          9        DO_ICALL                                                 
    6    10        INIT_FCALL                                               'var_dump'
         11        INIT_FCALL                                               'is_a'
         12        SEND_VAR                                                 !0
         13        SEND_VAL                                                 'stdclass'
         14        SEND_VAL                                                 <true>
         15        DO_ICALL                                         $7      
         16        SEND_VAR                                                 $7
         17        DO_ICALL                                                 
    7    18        INIT_FCALL                                               'var_dump'
         19        INIT_FCALL                                               'is_a'
         20        SEND_VAR                                                 !0
         21        SEND_VAR                                                 !0
         22        SEND_VAL                                                 <true>
         23        DO_ICALL                                         $9      
         24        SEND_VAR                                                 $9
         25        DO_ICALL                                                 
         26      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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