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<?php declare(strict_types=1); class Foo { public function getTest($bar = null) { if($bar === 'test'){ return 1; } } } $test = new Foo(); var_dump($test->getTest() === null);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hn6F0
function name:  (null)
number of ops:  10
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   NEW                                              $1      'Foo'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   16     3        INIT_FCALL                                               'var_dump'
          4        INIT_METHOD_CALL                                         !0, 'getTest'
          5        DO_FCALL                                      0  $4      
          6        TYPE_CHECK                                    2  ~5      $4
          7        SEND_VAL                                                 ~5
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Class Foo:
Function gettest:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 4
Branch analysis from position: 3
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hn6F0
function name:  getTest
number of ops:  5
compiled vars:  !0 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   RECV_INIT                                        !0      null
    8     1        IS_IDENTICAL                                             !0, 'test'
          2      > JMPZ                                                     ~1, ->4
    9     3    > > RETURN                                                   1
   11     4    > > RETURN                                                   null

End of function gettest

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


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