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<?php $d = new DateTime('2023-03-10'); $diff = $d->diff(new DateTime('2023-03-10 -1 day +1 microsecond') ); echo $diff->days, "\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/O9u7D
function name:  (null)
number of ops:  15
compiled vars:  !0 = $d, !1 = $diff
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $2      'DateTime'
          1        SEND_VAL_EX                                              '2023-03-10'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
    3     4        INIT_METHOD_CALL                                         !0, 'diff'
          5        NEW                                              $5      'DateTime'
          6        SEND_VAL_EX                                              '2023-03-10+-1+day+%2B1+microsecond'
          7        DO_FCALL                                      0          
          8        SEND_VAR_NO_REF_EX                                       $5
          9        DO_FCALL                                      0  $7      
         10        ASSIGN                                                   !1, $7
    4    11        FETCH_OBJ_R                                      ~9      !1, 'days'
         12        ECHO                                                     ~9
         13        ECHO                                                     '%0A'
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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