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<?php function foo(&$x, &$y, &$z){} $values = array(10, 20, 30); call_user_func_array('foo', $values);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7p22O
function name:  (null)
number of ops:  6
compiled vars:  !0 = $values
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !0, <array>
    7     1        INIT_FCALL                                               'foo'
          2        SEND_ARRAY                                               !0
          3        CHECK_UNDEF_ARGS                                         
          4        DO_FCALL                                      0          
          5      > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7p22O
function name:  foo
number of ops:  4
compiled vars:  !0 = $x, !1 = $y, !2 = $z
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        RECV                                             !2      
          3      > RETURN                                                   null

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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