3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(add(1.9, 2.9)); // int(3) function add(int $a, int $b) : int { return $a + $b; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/K5GRu
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL_BY_NAME                                       'add'
          2        SEND_VAL_EX                                              1.9
          3        SEND_VAL_EX                                              2.9
          4        DO_FCALL                                      0  $0      
          5        SEND_VAR                                                 $0
          6        DO_ICALL                                                 
    7     7      > RETURN                                                   1

Function add:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/K5GRu
function name:  add
number of ops:  7
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    6     2        ADD                                              ~2      !0, !1
          3        VERIFY_RETURN_TYPE                                       ~2
          4      > RETURN                                                   ~2
    7     5*       VERIFY_RETURN_TYPE                                       
          6*     > RETURN                                                   null

End of function add

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
164.63 ms | 1399 KiB | 15 Q