3v4l.org

run code in 500+ PHP versions simultaneously
<?php declare(strict_types=1); $var = 1; //integer function foo(string $data) :string { echo $data; } foo($var);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Be68h
function name:  (null)
number of ops:  5
compiled vars:  !0 = $var
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, 1
    8     1        INIT_FCALL                                                   'foo'
          2        SEND_VAR                                                     !0
          3        DO_FCALL                                          0          
          4      > RETURN                                                       1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Be68h
function name:  foo
number of ops:  4
compiled vars:  !0 = $data
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    5     0  E >   RECV                                                 !0      
    6     1        ECHO                                                         !0
    7     2        VERIFY_RETURN_TYPE                                           
          3      > RETURN                                                       null

End of function foo

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
220.48 ms | 3342 KiB | 14 Q