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<?php function getDay($day) { $days = ['Monday' => 1, 'Tuesday' => 2, 'Wednesday' => 3, 'Thursday' => 4, 'Friday' => 5, 'Saturday' => 6, 'Sunday' => 7]; $today = new \DateTime(); $today->setISODate((int)$today->format('o'), (int)$today->format('W'), $days[ucfirst($day)]); return $today; } var_dump(getDay('Monday')->format('d-m-Y')); var_dump(getDay('Tuesday')->format('d-m-Y')); var_dump(getDay('Wednesday')->format('d-m-Y')); var_dump(getDay('Thursday')->format('d-m-Y')); var_dump(getDay('Friday')->format('d-m-Y')); var_dump(getDay('Saturday')->format('d-m-Y')); var_dump(getDay('Sunday')->format('d-m-Y'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gIBIB
function name:  (null)
number of ops:  64
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'getday'
          2        SEND_VAL                                                 'Monday'
          3        DO_FCALL                                      0  $0      
          4        INIT_METHOD_CALL                                         $0, 'format'
          5        SEND_VAL_EX                                              'd-m-Y'
          6        DO_FCALL                                      0  $1      
          7        SEND_VAR                                                 $1
          8        DO_ICALL                                                 
   12     9        INIT_FCALL                                               'var_dump'
         10        INIT_FCALL                                               'getday'
         11        SEND_VAL                                                 'Tuesday'
         12        DO_FCALL                                      0  $3      
         13        INIT_METHOD_CALL                                         $3, 'format'
         14        SEND_VAL_EX                                              'd-m-Y'
         15        DO_FCALL                                      0  $4      
         16        SEND_VAR                                                 $4
         17        DO_ICALL                                                 
   13    18        INIT_FCALL                                               'var_dump'
         19        INIT_FCALL                                               'getday'
         20        SEND_VAL                                                 'Wednesday'
         21        DO_FCALL                                      0  $6      
         22        INIT_METHOD_CALL                                         $6, 'format'
         23        SEND_VAL_EX                                              'd-m-Y'
         24        DO_FCALL                                      0  $7      
         25        SEND_VAR                                                 $7
         26        DO_ICALL                                                 
   14    27        INIT_FCALL                                               'var_dump'
         28        INIT_FCALL                                               'getday'
         29        SEND_VAL                                                 'Thursday'
         30        DO_FCALL                                      0  $9      
         31        INIT_METHOD_CALL                                         $9, 'format'
         32        SEND_VAL_EX                                              'd-m-Y'
         33        DO_FCALL                                      0  $10     
         34        SEND_VAR                                                 $10
         35        DO_ICALL                                                 
   15    36        INIT_FCALL                                               'var_dump'
         37        INIT_FCALL                                               'getday'
         38        SEND_VAL                                                 'Friday'
         39        DO_FCALL                                      0  $12     
         40        INIT_METHOD_CALL                                         $12, 'format'
         41        SEND_VAL_EX                                              'd-m-Y'
         42        DO_FCALL                                      0  $13     
         43        SEND_VAR                                                 $13
         44        DO_ICALL                                                 
   16    45        INIT_FCALL                                               'var_dump'
         46        INIT_FCALL                                               'getday'
         47        SEND_VAL                                                 'Saturday'
         48        DO_FCALL                                      0  $15     
         49        INIT_METHOD_CALL                                         $15, 'format'
         50        SEND_VAL_EX                                              'd-m-Y'
         51        DO_FCALL                                      0  $16     
         52        SEND_VAR                                                 $16
         53        DO_ICALL                                                 
   17    54        INIT_FCALL                                               'var_dump'
         55        INIT_FCALL                                               'getday'
         56        SEND_VAL                                                 'Sunday'
         57        DO_FCALL                                      0  $18     
         58        INIT_METHOD_CALL                                         $18, 'format'
         59        SEND_VAL_EX                                              'd-m-Y'
         60        DO_FCALL                                      0  $19     
         61        SEND_VAR                                                 $19
         62        DO_ICALL                                                 
         63      > RETURN                                                   1

Function getday:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gIBIB
function name:  getDay
number of ops:  25
compiled vars:  !0 = $day, !1 = $days, !2 = $today
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
    4     1        ASSIGN                                                   !1, <array>
    6     2        NEW                                              $4      'DateTime'
          3        DO_FCALL                                      0          
          4        ASSIGN                                                   !2, $4
    7     5        INIT_METHOD_CALL                                         !2, 'setISODate'
          6        INIT_METHOD_CALL                                         !2, 'format'
          7        SEND_VAL_EX                                              'o'
          8        DO_FCALL                                      0  $7      
          9        CAST                                          4  ~8      $7
         10        SEND_VAL_EX                                              ~8
         11        INIT_METHOD_CALL                                         !2, 'format'
         12        SEND_VAL_EX                                              'W'
         13        DO_FCALL                                      0  $9      
         14        CAST                                          4  ~10     $9
         15        SEND_VAL_EX                                              ~10
         16        CHECK_FUNC_ARG                                           
         17        INIT_FCALL                                               'ucfirst'
         18        SEND_VAR                                                 !0
         19        DO_ICALL                                         $11     
         20        FETCH_DIM_FUNC_ARG                               $12     !1, $11
         21        SEND_FUNC_ARG                                            $12
         22        DO_FCALL                                      0          
    8    23      > RETURN                                                   !2
    9    24*     > RETURN                                                   null

End of function getday

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