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<?php $a = new DateTime('2020-01-01 23:59:40'); $b = new DateTimeImmutable('2020-01-01 23:59:40'); var_dump($a, $b); $a->add(new DateInterval('P1D')); $c = $b->add(new DateInterval('P1D')); DateTimeImmutable::fromMutable($a); var_dump($a, $b, $c);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pCRTB
function name:  (null)
number of ops:  34
compiled vars:  !0 = $a, !1 = $b, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $3      'DateTime'
          1        SEND_VAL_EX                                              '2020-01-01+23%3A59%3A40'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    4     4        NEW                                              $6      'DateTimeImmutable'
          5        SEND_VAL_EX                                              '2020-01-01+23%3A59%3A40'
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $6
    6     8        INIT_FCALL                                               'var_dump'
          9        SEND_VAR                                                 !0
         10        SEND_VAR                                                 !1
         11        DO_ICALL                                                 
    8    12        INIT_METHOD_CALL                                         !0, 'add'
         13        NEW                                              $10     'DateInterval'
         14        SEND_VAL_EX                                              'P1D'
         15        DO_FCALL                                      0          
         16        SEND_VAR_NO_REF_EX                                       $10
         17        DO_FCALL                                      0          
    9    18        INIT_METHOD_CALL                                         !1, 'add'
         19        NEW                                              $13     'DateInterval'
         20        SEND_VAL_EX                                              'P1D'
         21        DO_FCALL                                      0          
         22        SEND_VAR_NO_REF_EX                                       $13
         23        DO_FCALL                                      0  $15     
         24        ASSIGN                                                   !2, $15
   11    25        INIT_STATIC_METHOD_CALL                                  'DateTimeImmutable', 'fromMutable'
         26        SEND_VAR_EX                                              !0
         27        DO_FCALL                                      0          
   13    28        INIT_FCALL                                               'var_dump'
         29        SEND_VAR                                                 !0
         30        SEND_VAR                                                 !1
         31        SEND_VAR                                                 !2
         32        DO_ICALL                                                 
         33      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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