3v4l.org

run code in 300+ PHP versions simultaneously
<?php $datetime1 = new DateTime("2010-06-20"); $datetime2 = new DateTime("2010-06-21"); $difference = $datetime1->diff($datetime2); echo 'Difference: '.$difference->y.' years, ' .$difference->m.' months, ' .$difference->d.' days'; print_r($difference);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nKnq1
function name:  (null)
number of ops:  26
compiled vars:  !0 = $datetime1, !1 = $datetime2, !2 = $difference
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $3      'DateTime'
          1        SEND_VAL_EX                                              '2010-06-20'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    4     4        NEW                                              $6      'DateTime'
          5        SEND_VAL_EX                                              '2010-06-21'
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $6
    6     8        INIT_METHOD_CALL                                         !0, 'diff'
          9        SEND_VAR_EX                                              !1
         10        DO_FCALL                                      0  $9      
         11        ASSIGN                                                   !2, $9
    8    12        FETCH_OBJ_R                                      ~11     !2, 'y'
         13        CONCAT                                           ~12     'Difference%3A+', ~11
         14        CONCAT                                           ~13     ~12, '+years%2C+'
    9    15        FETCH_OBJ_R                                      ~14     !2, 'm'
         16        CONCAT                                           ~15     ~13, ~14
         17        CONCAT                                           ~16     ~15, '+months%2C+'
   10    18        FETCH_OBJ_R                                      ~17     !2, 'd'
         19        CONCAT                                           ~18     ~16, ~17
         20        CONCAT                                           ~19     ~18, '+days'
         21        ECHO                                                     ~19
   12    22        INIT_FCALL                                               'print_r'
         23        SEND_VAR                                                 !2
         24        DO_ICALL                                                 
         25      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.37 ms | 1395 KiB | 15 Q