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<?php function get_date($date) { $date = DateTime::createFromFormat('jS \o\f F Y', $date); return $date->format('Y-m-d'); } echo get_date('6th of November 2017'); echo "\n"; echo get_date('1st of November 2017'); echo "\n"; echo get_date('2nd of November 2017'); echo "\n"; echo get_date('3rd of November 2017'); echo "\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Q9ONW
function name:  (null)
number of ops:  21
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                                   'get_date'
          1        SEND_VAL                                                     '6th+of+November+2017'
          2        DO_FCALL                                          0  $0      
          3        ECHO                                                         $0
    8     4        ECHO                                                         '%0A'
   10     5        INIT_FCALL                                                   'get_date'
          6        SEND_VAL                                                     '1st+of+November+2017'
          7        DO_FCALL                                          0  $1      
          8        ECHO                                                         $1
   11     9        ECHO                                                         '%0A'
   13    10        INIT_FCALL                                                   'get_date'
         11        SEND_VAL                                                     '2nd+of+November+2017'
         12        DO_FCALL                                          0  $2      
         13        ECHO                                                         $2
   14    14        ECHO                                                         '%0A'
   16    15        INIT_FCALL                                                   'get_date'
         16        SEND_VAL                                                     '3rd+of+November+2017'
         17        DO_FCALL                                          0  $3      
         18        ECHO                                                         $3
   17    19        ECHO                                                         '%0A'
         20      > RETURN                                                       1

Function get_date:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Q9ONW
function name:  get_date
number of ops:  11
compiled vars:  !0 = $date
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    2     0  E >   RECV                                                 !0      
    4     1        INIT_STATIC_METHOD_CALL                                      'DateTime', 'createFromFormat'
          2        SEND_VAL                                                     'jS+%5Co%5Cf+F+Y'
          3        SEND_VAR                                                     !0
          4        DO_FCALL                                          0  $1      
          5        ASSIGN                                                       !0, $1
    5     6        INIT_METHOD_CALL                                             !0, 'format'
          7        SEND_VAL_EX                                                  'Y-m-d'
          8        DO_FCALL                                          0  $3      
          9      > RETURN                                                       $3
    6    10*     > RETURN                                                       null

End of function get_date

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