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<?php function foo(&$bar) { $qux = $bar; $bar += 1; return $qux; } $x = 5; $y = foo($x); echo $x; echo $y;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/869a9
function name:  (null)
number of ops:  8
compiled vars:  !0 = $x, !1 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   ASSIGN                                                   !0, 5
   10     1        INIT_FCALL                                               'foo'
          2        SEND_REF                                                 !0
          3        DO_FCALL                                      0  $3      
          4        ASSIGN                                                   !1, $3
   12     5        ECHO                                                     !0
   13     6        ECHO                                                     !1
          7      > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/869a9
function name:  foo
number of ops:  5
compiled vars:  !0 = $bar, !1 = $qux
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        ASSIGN                                                   !1, !0
    5     2        ASSIGN_OP                                     1          !0, 1
    6     3      > RETURN                                                   !1
    7     4*     > RETURN                                                   null

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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