3v4l.org

run code in 300+ PHP versions simultaneously
<?php $joe = new Person(); $joe->name = 'Joe'; $betty = $joe; $betty->name = 'Betty'; echo $joe->name;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/l6hfj
function name:  (null)
number of ops:  11
compiled vars:  !0 = $joe, !1 = $betty
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    1     0  E >   NEW                                              $2      'Person'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $2
    2     3        ASSIGN_OBJ                                               !0, 'name'
          4        OP_DATA                                                  'Joe'
    3     5        ASSIGN                                                   !1, !0
    4     6        ASSIGN_OBJ                                               !1, 'name'
          7        OP_DATA                                                  'Betty'
    5     8        FETCH_OBJ_R                                      ~8      !0, 'name'
          9        ECHO                                                     ~8
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
165.96 ms | 1447 KiB | 13 Q