3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(new DateTimeImmutable() instanceof Jsonserializeable); var_dump(new DateTime() instanceof JsonSerializeable); // And this works even without it...
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MF2AZ
function name:  (null)
number of ops:  13
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
          1        NEW                                              $0      'DateTimeImmutable'
          2        DO_FCALL                                      0          
          3        INSTANCEOF                                       ~2      $0, 'Jsonserializeable'
          4        SEND_VAL                                                 ~2
          5        DO_ICALL                                                 
    4     6        INIT_FCALL                                               'var_dump'
          7        NEW                                              $4      'DateTime'
          8        DO_FCALL                                      0          
          9        INSTANCEOF                                       ~6      $4, 'JsonSerializeable'
         10        SEND_VAL                                                 ~6
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
170.55 ms | 1398 KiB | 15 Q