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<?php $midnight = new DateTime('00:00'); $compare1 = new DateTime('22:00'); $compare2 = new DateTime('04:00'); $interval1 = $midnight->diff($compare1); $interval2 = $midnight->diff($compare2); var_dump($interval1 <= $interval2);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/TJD43
function name:  (null)
number of ops:  25
compiled vars:  !0 = $midnight, !1 = $compare1, !2 = $compare2, !3 = $interval1, !4 = $interval2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $5      'DateTime'
          1        SEND_VAL_EX                                              '00%3A00'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $5
    4     4        NEW                                              $8      'DateTime'
          5        SEND_VAL_EX                                              '22%3A00'
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $8
    5     8        NEW                                              $11     'DateTime'
          9        SEND_VAL_EX                                              '04%3A00'
         10        DO_FCALL                                      0          
         11        ASSIGN                                                   !2, $11
    7    12        INIT_METHOD_CALL                                         !0, 'diff'
         13        SEND_VAR_EX                                              !1
         14        DO_FCALL                                      0  $14     
         15        ASSIGN                                                   !3, $14
    8    16        INIT_METHOD_CALL                                         !0, 'diff'
         17        SEND_VAR_EX                                              !2
         18        DO_FCALL                                      0  $16     
         19        ASSIGN                                                   !4, $16
   10    20        INIT_FCALL                                               'var_dump'
         21        IS_SMALLER_OR_EQUAL                              ~18     !3, !4
         22        SEND_VAL                                                 ~18
         23        DO_ICALL                                                 
         24      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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