3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); function multiply(float $a, float $b): float { return (double)$a * (double)$b; } $six = multiply(2, 3); echo gettype($six);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gqEH9
function name:  (null)
number of ops:  8
compiled vars:  !0 = $six
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   INIT_FCALL                                               'multiply'
          1        SEND_VAL                                                 2
          2        SEND_VAL                                                 3
          3        DO_FCALL                                      0  $1      
          4        ASSIGN                                                   !0, $1
    7     5        GET_TYPE                                         ~3      !0
          6        ECHO                                                     ~3
          7      > RETURN                                                   1

Function multiply:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gqEH9
function name:  multiply
number of ops:  9
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    4     2        CAST                                          5  ~2      !0
          3        CAST                                          5  ~3      !1
          4        MUL                                              ~4      ~2, ~3
          5        VERIFY_RETURN_TYPE                                       ~4
          6      > RETURN                                                   ~4
    5     7*       VERIFY_RETURN_TYPE                                       
          8*     > RETURN                                                   null

End of function multiply

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
145.23 ms | 1397 KiB | 14 Q