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<?php function test($str, $func) { $ret = $func($str); return $ret; } echo test('foo', 'strtoupper');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UABVV
function name:  (null)
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   INIT_FCALL                                               'test'
          1        SEND_VAL                                                 'foo'
          2        SEND_VAL                                                 'strtoupper'
          3        DO_FCALL                                      0  $0      
          4        ECHO                                                     $0
          5      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UABVV
function name:  test
number of ops:  8
compiled vars:  !0 = $str, !1 = $func, !2 = $ret
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    4     2        INIT_DYNAMIC_CALL                                        !1
          3        SEND_VAR_EX                                              !0
          4        DO_FCALL                                      0  $3      
          5        ASSIGN                                                   !2, $3
    5     6      > RETURN                                                   !2
    6     7*     > RETURN                                                   null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


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