3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date1 = new \DateTime('2013-02-03 00:00:01'); $date2 = new \DateTime('2013-02-02 00:00:01'); $date3 = new \DateTime('2013-01-31 00:00:01'); //var_dump($date); $interval = new DateInterval('P1M'); $date1->add($interval); $date2->add($interval); $date3->add($interval); var_dump($date1); var_dump($date2); var_dump($date3);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5tatf
function name:  (null)
number of ops:  35
compiled vars:  !0 = $date1, !1 = $date2, !2 = $date3, !3 = $interval
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $4      'DateTime'
          1        SEND_VAL_EX                                              '2013-02-03+00%3A00%3A01'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $4
    3     4        NEW                                              $7      'DateTime'
          5        SEND_VAL_EX                                              '2013-02-02+00%3A00%3A01'
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $7
    4     8        NEW                                              $10     'DateTime'
          9        SEND_VAL_EX                                              '2013-01-31+00%3A00%3A01'
         10        DO_FCALL                                      0          
         11        ASSIGN                                                   !2, $10
    6    12        NEW                                              $13     'DateInterval'
         13        SEND_VAL_EX                                              'P1M'
         14        DO_FCALL                                      0          
         15        ASSIGN                                                   !3, $13
    7    16        INIT_METHOD_CALL                                         !0, 'add'
         17        SEND_VAR_EX                                              !3
         18        DO_FCALL                                      0          
    8    19        INIT_METHOD_CALL                                         !1, 'add'
         20        SEND_VAR_EX                                              !3
         21        DO_FCALL                                      0          
    9    22        INIT_METHOD_CALL                                         !2, 'add'
         23        SEND_VAR_EX                                              !3
         24        DO_FCALL                                      0          
   10    25        INIT_FCALL                                               'var_dump'
         26        SEND_VAR                                                 !0
         27        DO_ICALL                                                 
   11    28        INIT_FCALL                                               'var_dump'
         29        SEND_VAR                                                 !1
         30        DO_ICALL                                                 
   12    31        INIT_FCALL                                               'var_dump'
         32        SEND_VAR                                                 !2
         33        DO_ICALL                                                 
         34      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
172.98 ms | 1396 KiB | 15 Q