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<?php function fn1() { echo 'hello'; } call_user_func_array('fn 1', array());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nfZNB
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_USER_CALL                                0          'call_user_func_array', 'fn+1'
          1        SEND_ARRAY                                               <array>
          2        CHECK_UNDEF_ARGS                                         
          3        DO_FCALL                                      0          
          4      > RETURN                                                   1

Function fn1:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nfZNB
function name:  fn1
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ECHO                                                     'hello'
    5     1      > RETURN                                                   null

End of function fn1

Generated using Vulcan Logic Dumper, using php 8.0.0


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