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<?php $datetime1 = new DateTime('2010-01-01 10:00'); $datetime2 = new DateTime('2010-02-01 11:00'); $interval = $datetime1->diff($datetime2); // %a で総日数が出せる echo $interval->days * 24 * 60 + $interval->h * 60 + $interval->i;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/jRTld
function name:  (null)
number of ops:  22
compiled vars:  !0 = $datetime1, !1 = $datetime2, !2 = $interval
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $3      'DateTime'
          1        SEND_VAL_EX                                              '2010-01-01+10%3A00'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    4     4        NEW                                              $6      'DateTime'
          5        SEND_VAL_EX                                              '2010-02-01+11%3A00'
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $6
    5     8        INIT_METHOD_CALL                                         !0, 'diff'
          9        SEND_VAR_EX                                              !1
         10        DO_FCALL                                      0  $9      
         11        ASSIGN                                                   !2, $9
    8    12        FETCH_OBJ_R                                      ~11     !2, 'days'
         13        MUL                                              ~12     ~11, 24
         14        MUL                                              ~13     ~12, 60
         15        FETCH_OBJ_R                                      ~14     !2, 'h'
         16        MUL                                              ~15     ~14, 60
         17        ADD                                              ~16     ~13, ~15
         18        FETCH_OBJ_R                                      ~17     !2, 'i'
         19        ADD                                              ~18     ~16, ~17
         20        ECHO                                                     ~18
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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