3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start_date = new DateTimeImmutable("2015-6-30"); $dates = new DatePeriod( $start_date, new DateInterval("P1Y"), 21 ); var_dump($dates->next()); var_dump($dates->current()); var_dump($dates->next()); var_dump($dates->current()); foreach($dates as $dt) { var_dump($dt->format("d/m/Y")); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 34, Position 2 = 42
Branch analysis from position: 34
2 jumps found. (Code = 78) Position 1 = 35, Position 2 = 42
Branch analysis from position: 35
1 jumps found. (Code = 42) Position 1 = 34
Branch analysis from position: 34
Branch analysis from position: 42
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 42
filename:       /in/RunqJ
function name:  (null)
number of ops:  44
compiled vars:  !0 = $start_date, !1 = $dates, !2 = $dt
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $3      'DateTimeImmutable'
          1        SEND_VAL_EX                                              '2015-6-30'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    4     4        NEW                                              $6      'DatePeriod'
    5     5        SEND_VAR_EX                                              !0
    6     6        NEW                                              $7      'DateInterval'
          7        SEND_VAL_EX                                              'P1Y'
          8        DO_FCALL                                      0          
          9        SEND_VAR_NO_REF_EX                                       $7
    7    10        SEND_VAL_EX                                              21
         11        DO_FCALL                                      0          
    4    12        ASSIGN                                                   !1, $6
   10    13        INIT_FCALL                                               'var_dump'
         14        INIT_METHOD_CALL                                         !1, 'next'
         15        DO_FCALL                                      0  $11     
         16        SEND_VAR                                                 $11
         17        DO_ICALL                                                 
   11    18        INIT_FCALL                                               'var_dump'
         19        INIT_METHOD_CALL                                         !1, 'current'
         20        DO_FCALL                                      0  $13     
         21        SEND_VAR                                                 $13
         22        DO_ICALL                                                 
   12    23        INIT_FCALL                                               'var_dump'
         24        INIT_METHOD_CALL                                         !1, 'next'
         25        DO_FCALL                                      0  $15     
         26        SEND_VAR                                                 $15
         27        DO_ICALL                                                 
   13    28        INIT_FCALL                                               'var_dump'
         29        INIT_METHOD_CALL                                         !1, 'current'
         30        DO_FCALL                                      0  $17     
         31        SEND_VAR                                                 $17
         32        DO_ICALL                                                 
   17    33      > FE_RESET_R                                       $19     !1, ->42
         34    > > FE_FETCH_R                                               $19, !2, ->42
   18    35    >   INIT_FCALL                                               'var_dump'
         36        INIT_METHOD_CALL                                         !2, 'format'
         37        SEND_VAL_EX                                              'd%2Fm%2FY'
         38        DO_FCALL                                      0  $20     
         39        SEND_VAR                                                 $20
         40        DO_ICALL                                                 
   17    41      > JMP                                                      ->34
         42    >   FE_FREE                                                  $19
   19    43      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
164.53 ms | 1400 KiB | 15 Q