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<?php class A { function foo() { return '1'; } function bar(){ return (int)$this->foo()?:444; } } $a=new A(); echo $a->bar();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/eJNpQ
function name:  (null)
number of ops:  7
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   NEW                                              $1      'A'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   14     3        INIT_METHOD_CALL                                         !0, 'bar'
          4        DO_FCALL                                      0  $4      
          5        ECHO                                                     $4
          6      > RETURN                                                   1

Class A:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/eJNpQ
function name:  foo
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E > > RETURN                                                   '1'
    6     1*     > RETURN                                                   null

End of function foo

Function bar:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/eJNpQ
function name:  bar
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_METHOD_CALL                                         'foo'
          1        DO_FCALL                                      0  $0      
          2        CAST                                          4  ~1      $0
          3        JMP_SET                                          ~2      ~1, ->5
          4        QM_ASSIGN                                        ~2      444
          5      > RETURN                                                   ~2
   10     6*     > RETURN                                                   null

End of function bar

End of class A.

Generated using Vulcan Logic Dumper, using php 8.0.0


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