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<?php declare(strict_types = 1); function test(int $test = null) { var_dump($test); } $var = null; test($var);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Qib5m
function name:  (null)
number of ops:  5
compiled vars:  !0 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   ASSIGN                                                   !0, null
    9     1        INIT_FCALL                                               'test'
          2        SEND_VAR                                                 !0
          3        DO_FCALL                                      0          
          4      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Qib5m
function name:  test
number of ops:  5
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV_INIT                                        !0      null
    5     1        INIT_FCALL                                               'var_dump'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                                 
    6     4      > RETURN                                                   null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


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