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<?php echo (new datetime)->setIsoDate(-123456, 1)->format('r');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JKgMu
function name:  (null)
number of ops:  11
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $0      'datetime'
          1        DO_FCALL                                      0          
          2        INIT_METHOD_CALL                                         $0, 'setIsoDate'
          3        SEND_VAL_EX                                              -123456
          4        SEND_VAL_EX                                              1
          5        DO_FCALL                                      0  $2      
          6        INIT_METHOD_CALL                                         $2, 'format'
          7        SEND_VAL_EX                                              'r'
          8        DO_FCALL                                      0  $3      
          9        ECHO                                                     $3
         10      > RETURN                                                   1

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