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

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

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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