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<?php $a = new \DateTime('2021-03-01 00:00:00', new \DateTimeZone('Europe/Berlin')); $b = new \DateTime('2021-06-01 00:00:00', new \DateTimeZone('Europe/Berlin')); var_dump($a->diff($b));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/HqGMh
function name:  (null)
number of ops:  23
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   NEW                                                  $2      'DateTime'
          1        SEND_VAL_EX                                                  '2021-03-01+00%3A00%3A00'
          2        NEW                                                  $3      'DateTimeZone'
          3        SEND_VAL_EX                                                  'Europe%2FBerlin'
          4        DO_FCALL                                          0          
          5        SEND_VAR_NO_REF_EX                                           $3
          6        DO_FCALL                                          0          
          7        ASSIGN                                                       !0, $2
    4     8        NEW                                                  $7      'DateTime'
          9        SEND_VAL_EX                                                  '2021-06-01+00%3A00%3A00'
         10        NEW                                                  $8      'DateTimeZone'
         11        SEND_VAL_EX                                                  'Europe%2FBerlin'
         12        DO_FCALL                                          0          
         13        SEND_VAR_NO_REF_EX                                           $8
         14        DO_FCALL                                          0          
         15        ASSIGN                                                       !1, $7
    6    16        INIT_FCALL                                                   'var_dump'
         17        INIT_METHOD_CALL                                             !0, 'diff'
         18        SEND_VAR_EX                                                  !1
         19        DO_FCALL                                          0  $12     
         20        SEND_VAR                                                     $12
         21        DO_ICALL                                                     
         22      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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