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<?php function f($var) { $var = 3; } $var = 2; f($alias = & $var); echo "$var, $alias";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Nh4TO
function name:  (null)
number of ops:  10
compiled vars:  !0 = $var, !1 = $alias
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   ASSIGN                                                   !0, 2
    9     1        INIT_FCALL                                               'f'
          2        ASSIGN_REF                                       $3      !1, !0
          3        SEND_VAR                                                 $3
          4        DO_FCALL                                      0          
   11     5        ROPE_INIT                                     3  ~6      !0
          6        ROPE_ADD                                      1  ~6      ~6, '%2C+'
          7        ROPE_END                                      2  ~5      ~6, !1
          8        ECHO                                                     ~5
          9      > RETURN                                                   1

Function f:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Nh4TO
function name:  f
number of ops:  3
compiled vars:  !0 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        ASSIGN                                                   !0, 3
    5     2      > RETURN                                                   null

End of function f

Generated using Vulcan Logic Dumper, using php 8.0.0


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