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<?php function getFirstWeekOfYear(\DateTime $date = null) { if(!$date){ $date = new \DateTime(); } return (new \DateTime())->setISODate((int)$date->format('o'), 1, $date->format('w')); } echo getFirstWeekOfYear(new \DateTime('2015-03-18'))->format('Y-m-d');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pmgZF
function name:  (null)
number of ops:  11
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   10     0  E >   INIT_FCALL                                                   'getfirstweekofyear'
          1        NEW                                                  $0      'DateTime'
          2        SEND_VAL_EX                                                  '2015-03-18'
          3        DO_FCALL                                          0          
          4        SEND_VAR                                                     $0
          5        DO_FCALL                                          0  $2      
          6        INIT_METHOD_CALL                                             $2, 'format'
          7        SEND_VAL_EX                                                  'Y-m-d'
          8        DO_FCALL                                          0  $3      
          9        ECHO                                                         $3
         10      > RETURN                                                       1

Function getfirstweekofyear:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 6
Branch analysis from position: 3
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
filename:       /in/pmgZF
function name:  getFirstWeekOfYear
number of ops:  22
compiled vars:  !0 = $date
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    2     0  E >   RECV_INIT                                            !0      null
    4     1        BOOL_NOT                                             ~1      !0
          2      > JMPZ                                                         ~1, ->6
    5     3    >   NEW                                                  $2      'DateTime'
          4        DO_FCALL                                          0          
          5        ASSIGN                                                       !0, $2
    7     6    >   NEW                                                  $5      'DateTime'
          7        DO_FCALL                                          0          
          8        INIT_METHOD_CALL                                             $5, 'setISODate'
          9        INIT_METHOD_CALL                                             !0, 'format'
         10        SEND_VAL_EX                                                  'o'
         11        DO_FCALL                                          0  $7      
         12        CAST                                              4  ~8      $7
         13        SEND_VAL_EX                                                  ~8
         14        SEND_VAL_EX                                                  1
         15        INIT_METHOD_CALL                                             !0, 'format'
         16        SEND_VAL_EX                                                  'w'
         17        DO_FCALL                                          0  $9      
         18        SEND_VAR_NO_REF_EX                                           $9
         19        DO_FCALL                                          0  $10     
         20      > RETURN                                                       $10
    8    21*     > RETURN                                                       null

End of function getfirstweekofyear

Generated using Vulcan Logic Dumper, using php 8.5.0


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