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<?php $baseDate = new DateTime('2017-01-01', new DateTimezone('UTC')); $endDate = clone $baseDate; for($i = 15; $i <= 600; $i+=15) { $duration = new DateInterval("PT{$i}M"); $endDate->add($duration); } $totalDuration = $baseDate->diff($endDate); var_dump($totalDuration); echo $totalDuration->format('%a days, %h hours, %i minutes');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 23
Branch analysis from position: 23
2 jumps found. (Code = 44) Position 1 = 25, Position 2 = 12
Branch analysis from position: 25
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 12
2 jumps found. (Code = 44) Position 1 = 25, Position 2 = 12
Branch analysis from position: 25
Branch analysis from position: 12
filename:       /in/V6fG8
function name:  (null)
number of ops:  37
compiled vars:  !0 = $baseDate, !1 = $endDate, !2 = $i, !3 = $duration, !4 = $totalDuration
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $5      'DateTime'
          1        SEND_VAL_EX                                              '2017-01-01'
          2        NEW                                              $6      'DateTimezone'
          3        SEND_VAL_EX                                              'UTC'
          4        DO_FCALL                                      0          
          5        SEND_VAR_NO_REF_EX                                       $6
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !0, $5
    4     8        CLONE                                            ~10     !0
          9        ASSIGN                                                   !1, ~10
    5    10        ASSIGN                                                   !2, 15
         11      > JMP                                                      ->23
    6    12    >   NEW                                              $13     'DateInterval'
         13        ROPE_INIT                                     3  ~15     'PT'
         14        ROPE_ADD                                      1  ~15     ~15, !2
         15        ROPE_END                                      2  ~14     ~15, 'M'
         16        SEND_VAL_EX                                              ~14
         17        DO_FCALL                                      0          
         18        ASSIGN                                                   !3, $13
    7    19        INIT_METHOD_CALL                                         !1, 'add'
         20        SEND_VAR_EX                                              !3
         21        DO_FCALL                                      0          
    5    22        ASSIGN_OP                                     1          !2, 15
         23    >   IS_SMALLER_OR_EQUAL                                      !2, 600
         24      > JMPNZ                                                    ~21, ->12
   10    25    >   INIT_METHOD_CALL                                         !0, 'diff'
         26        SEND_VAR_EX                                              !1
         27        DO_FCALL                                      0  $22     
         28        ASSIGN                                                   !4, $22
   11    29        INIT_FCALL                                               'var_dump'
         30        SEND_VAR                                                 !4
         31        DO_ICALL                                                 
   13    32        INIT_METHOD_CALL                                         !4, 'format'
         33        SEND_VAL_EX                                              '%25a+days%2C+%25h+hours%2C+%25i+minutes'
         34        DO_FCALL                                      0  $25     
         35        ECHO                                                     $25
         36      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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