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<?php $d = new DateTime('2018-05-10 15:59:00 Z'); $d->modify(sprintf('+%d min', 60 - $d->format('i'))); var_dump($d->format('Y-m-d H:i:s')); $d = new DateTime('2018-05-10 16:00:00 Z'); $d->modify(sprintf('+%d min', 60 - $d->format('i'))); var_dump($d->format('Y-m-d H:i:s')); $d = new DateTime('2018-05-10 15:30:00 Z'); $d->modify(sprintf('+%d min', 60 - $d->format('i'))); var_dump($d->format('Y-m-d H:i:s'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/rjX3H
function name:  (null)
number of ops:  64
compiled vars:  !0 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'DateTime'
          1        SEND_VAL_EX                                              '2018-05-10+15%3A59%3A00+Z'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
    5     4        INIT_METHOD_CALL                                         !0, 'modify'
          5        INIT_FCALL                                               'sprintf'
          6        SEND_VAL                                                 '%2B%25d+min'
          7        INIT_METHOD_CALL                                         !0, 'format'
          8        SEND_VAL_EX                                              'i'
          9        DO_FCALL                                      0  $4      
         10        SUB                                              ~5      60, $4
         11        SEND_VAL                                                 ~5
         12        DO_ICALL                                         $6      
         13        SEND_VAR_NO_REF_EX                                       $6
         14        DO_FCALL                                      0          
    7    15        INIT_FCALL                                               'var_dump'
         16        INIT_METHOD_CALL                                         !0, 'format'
         17        SEND_VAL_EX                                              'Y-m-d+H%3Ai%3As'
         18        DO_FCALL                                      0  $8      
         19        SEND_VAR                                                 $8
         20        DO_ICALL                                                 
   10    21        NEW                                              $10     'DateTime'
         22        SEND_VAL_EX                                              '2018-05-10+16%3A00%3A00+Z'
         23        DO_FCALL                                      0          
         24        ASSIGN                                                   !0, $10
   12    25        INIT_METHOD_CALL                                         !0, 'modify'
         26        INIT_FCALL                                               'sprintf'
         27        SEND_VAL                                                 '%2B%25d+min'
         28        INIT_METHOD_CALL                                         !0, 'format'
         29        SEND_VAL_EX                                              'i'
         30        DO_FCALL                                      0  $13     
         31        SUB                                              ~14     60, $13
         32        SEND_VAL                                                 ~14
         33        DO_ICALL                                         $15     
         34        SEND_VAR_NO_REF_EX                                       $15
         35        DO_FCALL                                      0          
   14    36        INIT_FCALL                                               'var_dump'
         37        INIT_METHOD_CALL                                         !0, 'format'
         38        SEND_VAL_EX                                              'Y-m-d+H%3Ai%3As'
         39        DO_FCALL                                      0  $17     
         40        SEND_VAR                                                 $17
         41        DO_ICALL                                                 
   18    42        NEW                                              $19     'DateTime'
         43        SEND_VAL_EX                                              '2018-05-10+15%3A30%3A00+Z'
         44        DO_FCALL                                      0          
         45        ASSIGN                                                   !0, $19
   20    46        INIT_METHOD_CALL                                         !0, 'modify'
         47        INIT_FCALL                                               'sprintf'
         48        SEND_VAL                                                 '%2B%25d+min'
         49        INIT_METHOD_CALL                                         !0, 'format'
         50        SEND_VAL_EX                                              'i'
         51        DO_FCALL                                      0  $22     
         52        SUB                                              ~23     60, $22
         53        SEND_VAL                                                 ~23
         54        DO_ICALL                                         $24     
         55        SEND_VAR_NO_REF_EX                                       $24
         56        DO_FCALL                                      0          
   22    57        INIT_FCALL                                               'var_dump'
         58        INIT_METHOD_CALL                                         !0, 'format'
         59        SEND_VAL_EX                                              'Y-m-d+H%3Ai%3As'
         60        DO_FCALL                                      0  $26     
         61        SEND_VAR                                                 $26
         62        DO_ICALL                                                 
         63      > RETURN                                                   1

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