3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); function multiply(float $a, float $b): int { return $a * $b; } $six = multiply(2, 3); echo gettype($a, $b);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/VMCT0
function name:  (null)
number of ops:  11
compiled vars:  !0 = $six, !1 = $a, !2 = $b
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  $3      
          4        ASSIGN                                                   !0, $3
    7     5        INIT_FCALL                                               'gettype'
          6        SEND_VAR                                                 !1
          7        SEND_VAR                                                 !2
          8        DO_ICALL                                         $5      
          9        ECHO                                                     $5
         10      > RETURN                                                   1

Function multiply:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/VMCT0
function name:  multiply
number of ops:  7
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        MUL                                              ~2      !0, !1
          3        VERIFY_RETURN_TYPE                                       ~2
          4      > RETURN                                                   ~2
    5     5*       VERIFY_RETURN_TYPE                                       
          6*     > RETURN                                                   null

End of function multiply

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
178.2 ms | 1397 KiB | 16 Q