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<?php $month=2; $dt=30; $year=2014; if(!checkdate($month, $dt, $year)){ echo \DateTime::createFromFormat('m', $month)->format('F') . " is not a valid date"; } else { $date = \DateTime::createFromFormat('d m Y', "$dt $month $year"); echo $date->format('jS F Y') . " will be a " . $date->format('l'); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 10, Position 2 = 20
Branch analysis from position: 10
1 jumps found. (Code = 42) Position 1 = 39
Branch analysis from position: 39
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Lj55F
function name:  (null)
number of ops:  40
compiled vars:  !0 = $month, !1 = $dt, !2 = $year, !3 = $date
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 2
    3     1        ASSIGN                                                   !1, 30
    4     2        ASSIGN                                                   !2, 2014
    6     3        INIT_FCALL                                               'checkdate'
          4        SEND_VAR                                                 !0
          5        SEND_VAR                                                 !1
          6        SEND_VAR                                                 !2
          7        DO_ICALL                                         $7      
          8        BOOL_NOT                                         ~8      $7
          9      > JMPZ                                                     ~8, ->20
    7    10    >   INIT_STATIC_METHOD_CALL                                  'DateTime', 'createFromFormat'
         11        SEND_VAL                                                 'm'
         12        SEND_VAR                                                 !0
         13        DO_FCALL                                      0  $9      
         14        INIT_METHOD_CALL                                         $9, 'format'
         15        SEND_VAL_EX                                              'F'
         16        DO_FCALL                                      0  $10     
         17        CONCAT                                           ~11     $10, '+is+not+a+valid+date'
         18        ECHO                                                     ~11
         19      > JMP                                                      ->39
    9    20    >   INIT_STATIC_METHOD_CALL                                  'DateTime', 'createFromFormat'
         21        SEND_VAL                                                 'd+m+Y'
         22        ROPE_INIT                                     5  ~13     !1
         23        ROPE_ADD                                      1  ~13     ~13, '+'
         24        ROPE_ADD                                      2  ~13     ~13, !0
         25        ROPE_ADD                                      3  ~13     ~13, '+'
         26        ROPE_END                                      4  ~12     ~13, !2
         27        SEND_VAL                                                 ~12
         28        DO_FCALL                                      0  $16     
         29        ASSIGN                                                   !3, $16
   10    30        INIT_METHOD_CALL                                         !3, 'format'
         31        SEND_VAL_EX                                              'jS+F+Y'
         32        DO_FCALL                                      0  $18     
         33        CONCAT                                           ~19     $18, '+will+be+a+'
         34        INIT_METHOD_CALL                                         !3, 'format'
         35        SEND_VAL_EX                                              'l'
         36        DO_FCALL                                      0  $20     
         37        CONCAT                                           ~21     ~19, $20
         38        ECHO                                                     ~21
   11    39    > > RETURN                                                   1

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