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<?php $date2 = new DateTime("2019-12-01T00:00:00Z"); $date1 = new DateTime("2019-11-01T00:00:00Z"); $diff = $date1->diff($date2, true)->m; echo "Difference should be 1 month: ".$diff;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/EW6uM
function name:  (null)
number of ops:  17
compiled vars:  !0 = $date2, !1 = $date1, !2 = $diff
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $3      'DateTime'
          1        SEND_VAL_EX                                              '2019-12-01T00%3A00%3A00Z'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    4     4        NEW                                              $6      'DateTime'
          5        SEND_VAL_EX                                              '2019-11-01T00%3A00%3A00Z'
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $6
    5     8        INIT_METHOD_CALL                                         !1, 'diff'
          9        SEND_VAR_EX                                              !0
         10        SEND_VAL_EX                                              <true>
         11        DO_FCALL                                      0  $9      
         12        FETCH_OBJ_R                                      ~10     $9, 'm'
         13        ASSIGN                                                   !2, ~10
    6    14        CONCAT                                           ~12     'Difference+should+be+1+month%3A+', !2
         15        ECHO                                                     ~12
    7    16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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