3v4l.org

run code in 300+ PHP versions simultaneously
<?php $f = function() { $this->doSomething(); }; class foo { function doSomething() { echo __METHOD__ . PHP_EOL; } } $foo = new foo(); $f = $f->bindTo($foo); $f();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/otBqi
function name:  (null)
number of ops:  12
compiled vars:  !0 = $f, !1 = $foo
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FotBqi%3A3%240'
          1        ASSIGN                                                   !0, ~2
    5     2        NEW                                              $4      'foo'
          3        DO_FCALL                                      0          
          4        ASSIGN                                                   !1, $4
    6     5        INIT_METHOD_CALL                                         !0, 'bindTo'
          6        SEND_VAR_EX                                              !1
          7        DO_FCALL                                      0  $7      
          8        ASSIGN                                                   !0, $7
    7     9        INIT_DYNAMIC_CALL                                        !0
         10        DO_FCALL                                      0          
         11      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FotBqi%3A3%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/otBqi
function name:  {closure}
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   FETCH_THIS                                       $0      
          1        INIT_METHOD_CALL                                         $0, 'doSomething'
          2        DO_FCALL                                      0          
          3      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FotBqi%3A3%240

Class foo:
Function dosomething:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/otBqi
function name:  doSomething
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ECHO                                                     'foo%3A%3AdoSomething%0A'
          1      > RETURN                                                   null

End of function dosomething

End of class foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
157.38 ms | 1394 KiB | 13 Q