3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { function __clone() { clone $this; } } $x = new Foo; $x = clone $x;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/j01YB
function name:  (null)
number of ops:  6
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   NEW                                              $1      'Foo'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   11     3        CLONE                                            ~4      !0
          4        ASSIGN                                                   !0, ~4
          5      > RETURN                                                   1

Class Foo:
Function __clone:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/j01YB
function name:  __clone
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   FETCH_THIS                                       ~0      
          1        CLONE                                            ~1      ~0
          2        FREE                                                     ~1
    7     3      > RETURN                                                   null

End of function __clone

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.78 ms | 1393 KiB | 13 Q