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<?php $datetime = new DateTime('2012-02-25'); $datetime->add(new DateInterval('P1M')); echo $datetime->format('Y-m-d'); $datetime->add(new DateInterval('P1M')); echo $datetime->format('Y-m-d'); $datetime->add(new DateInterval('P1M')); echo $datetime->format('Y-m-d'); $datetime->add(new DateInterval('P1M')); echo $datetime->format('Y-m-d');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/15cis
function name:  (null)
number of ops:  45
compiled vars:  !0 = $datetime
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $1      'DateTime'
          1        SEND_VAL_EX                                              '2012-02-25'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
    3     4        INIT_METHOD_CALL                                         !0, 'add'
          5        NEW                                              $4      'DateInterval'
          6        SEND_VAL_EX                                              'P1M'
          7        DO_FCALL                                      0          
          8        SEND_VAR_NO_REF_EX                                       $4
          9        DO_FCALL                                      0          
    4    10        INIT_METHOD_CALL                                         !0, 'format'
         11        SEND_VAL_EX                                              'Y-m-d'
         12        DO_FCALL                                      0  $7      
         13        ECHO                                                     $7
    5    14        INIT_METHOD_CALL                                         !0, 'add'
         15        NEW                                              $8      'DateInterval'
         16        SEND_VAL_EX                                              'P1M'
         17        DO_FCALL                                      0          
         18        SEND_VAR_NO_REF_EX                                       $8
         19        DO_FCALL                                      0          
    6    20        INIT_METHOD_CALL                                         !0, 'format'
         21        SEND_VAL_EX                                              'Y-m-d'
         22        DO_FCALL                                      0  $11     
         23        ECHO                                                     $11
    7    24        INIT_METHOD_CALL                                         !0, 'add'
         25        NEW                                              $12     'DateInterval'
         26        SEND_VAL_EX                                              'P1M'
         27        DO_FCALL                                      0          
         28        SEND_VAR_NO_REF_EX                                       $12
         29        DO_FCALL                                      0          
    8    30        INIT_METHOD_CALL                                         !0, 'format'
         31        SEND_VAL_EX                                              'Y-m-d'
         32        DO_FCALL                                      0  $15     
         33        ECHO                                                     $15
    9    34        INIT_METHOD_CALL                                         !0, 'add'
         35        NEW                                              $16     'DateInterval'
         36        SEND_VAL_EX                                              'P1M'
         37        DO_FCALL                                      0          
         38        SEND_VAR_NO_REF_EX                                       $16
         39        DO_FCALL                                      0          
   10    40        INIT_METHOD_CALL                                         !0, 'format'
         41        SEND_VAL_EX                                              'Y-m-d'
         42        DO_FCALL                                      0  $19     
         43        ECHO                                                     $19
         44      > RETURN                                                   1

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