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<?php $today = new DateTimeImmutable(); $last_year = $today->sub(new DateInterval('P1Y')); $next_year = $today->add(new DateInterval('P1Y')); echo $last_year->format('Y').' '.$today->format('Y').' '.$next_year->format('Y');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GBP08
function name:  (null)
number of ops:  32
compiled vars:  !0 = $today, !1 = $last_year, !2 = $next_year
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $3      'DateTimeImmutable'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $3
    3     3        INIT_METHOD_CALL                                         !0, 'sub'
          4        NEW                                              $6      'DateInterval'
          5        SEND_VAL_EX                                              'P1Y'
          6        DO_FCALL                                      0          
          7        SEND_VAR_NO_REF_EX                                       $6
          8        DO_FCALL                                      0  $8      
          9        ASSIGN                                                   !1, $8
    4    10        INIT_METHOD_CALL                                         !0, 'add'
         11        NEW                                              $10     'DateInterval'
         12        SEND_VAL_EX                                              'P1Y'
         13        DO_FCALL                                      0          
         14        SEND_VAR_NO_REF_EX                                       $10
         15        DO_FCALL                                      0  $12     
         16        ASSIGN                                                   !2, $12
    5    17        INIT_METHOD_CALL                                         !1, 'format'
         18        SEND_VAL_EX                                              'Y'
         19        DO_FCALL                                      0  $14     
         20        CONCAT                                           ~15     $14, '+'
         21        INIT_METHOD_CALL                                         !0, 'format'
         22        SEND_VAL_EX                                              'Y'
         23        DO_FCALL                                      0  $16     
         24        CONCAT                                           ~17     ~15, $16
         25        CONCAT                                           ~18     ~17, '+'
         26        INIT_METHOD_CALL                                         !2, 'format'
         27        SEND_VAL_EX                                              'Y'
         28        DO_FCALL                                      0  $19     
         29        CONCAT                                           ~20     ~18, $19
         30        ECHO                                                     ~20
         31      > RETURN                                                   1

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