3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test(string $a): string { return round($a, 2); } var_dump(test(2.3445545));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/TCFFq
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'test'
          2        SEND_VAL                                                 2.34455
          3        DO_FCALL                                      0  $0      
          4        SEND_VAR                                                 $0
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/TCFFq
function name:  test
number of ops:  9
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        INIT_FCALL                                               'round'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 2
          4        DO_ICALL                                         $1      
          5        VERIFY_RETURN_TYPE                                       $1
          6      > RETURN                                                   $1
          7*       VERIFY_RETURN_TYPE                                       
          8*     > RETURN                                                   null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
145.73 ms | 1401 KiB | 18 Q