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<?php /* Accepting NULL value */ function test(stdClass $obj) { __toString($obj); echo $obj; } ; test(new stdclass("a")); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4d2vV
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'test'
          1        NEW                                              $0      'stdclass'
          2        SEND_VAL_EX                                              'a'
          3        DO_FCALL                                      0          
          4        SEND_VAR                                                 $0
          5        DO_FCALL                                      0          
   13     6      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4d2vV
function name:  test
number of ops:  6
compiled vars:  !0 = $obj
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
    5     1        INIT_FCALL_BY_NAME                                       '__toString'
          2        SEND_VAR_EX                                              !0
          3        DO_FCALL                                      0          
    6     4        ECHO                                                     !0
    7     5      > RETURN                                                   null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


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