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<?php function changeValue(&$arg) { $return = $arg; $arg += 1; return $return; } $a = 3; $b = changeValue($a); echo $a; echo $b;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CPKHY
function name:  (null)
number of ops:  8
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   ASSIGN                                                   !0, 3
    9     1        INIT_FCALL                                               'changevalue'
          2        SEND_REF                                                 !0
          3        DO_FCALL                                      0  $3      
          4        ASSIGN                                                   !1, $3
   10     5        ECHO                                                     !0
   11     6        ECHO                                                     !1
          7      > RETURN                                                   1

Function changevalue:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CPKHY
function name:  changeValue
number of ops:  5
compiled vars:  !0 = $arg, !1 = $return
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 changevalue

Generated using Vulcan Logic Dumper, using php 8.0.0


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