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<?php function foo($bar = new DateTimeImmutabe('now')) { } $rf = new \ReflectionFunction('foo'); $rp = $rf->getParameters()[0]; var_dump((string) $rp);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Tlt2m
function name:  (null)
number of ops:  13
compiled vars:  !0 = $rf, !1 = $rp
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   NEW                                              $2      'ReflectionFunction'
          1        SEND_VAL_EX                                              'foo'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
    9     4        INIT_METHOD_CALL                                         !0, 'getParameters'
          5        DO_FCALL                                      0  $5      
          6        FETCH_DIM_R                                      ~6      $5, 0
          7        ASSIGN                                                   !1, ~6
   10     8        INIT_FCALL                                               'var_dump'
          9        CAST                                          6  ~8      !1
         10        SEND_VAL                                                 ~8
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Tlt2m
function name:  foo
number of ops:  2
compiled vars:  !0 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV_INIT                                        !0      <const ast>
    6     1      > RETURN                                                   null

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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