3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); function foobar(): int { return 1.0; } var_dump(foobar());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/llZOJ
function name:  (null)
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'foobar'
          2        DO_FCALL                                      0  $0      
          3        SEND_VAR                                                 $0
          4        DO_ICALL                                                 
          5      > RETURN                                                   1

Function foobar:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/llZOJ
function name:  foobar
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   VERIFY_RETURN_TYPE                               ~0      1
          1      > RETURN                                                   ~0
    6     2*       VERIFY_RETURN_TYPE                                       
          3*     > RETURN                                                   null

End of function foobar

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
143.43 ms | 1446 KiB | 15 Q