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<?php error_reporting(-1); ini_set('display_errors', 1); date_default_timezone_set('UTC'); //to be sure that DateInterval will work as intended $fist_day_of_the_month = (new DateTime)->format('Y-m-01'); $range = new DatePeriod( new DateTime($fist_day_of_the_month), //begin new DateInterval('P1M'), //interval new DateTime($fist_day_of_the_month.' +24 month') //end ); foreach ($range as $date) { echo $date->format('Y-m-d'), PHP_EOL; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 33, Position 2 = 40
Branch analysis from position: 33
2 jumps found. (Code = 78) Position 1 = 34, Position 2 = 40
Branch analysis from position: 34
1 jumps found. (Code = 42) Position 1 = 33
Branch analysis from position: 33
Branch analysis from position: 40
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 40
filename:       /in/0Kko9
function name:  (null)
number of ops:  42
compiled vars:  !0 = $fist_day_of_the_month, !1 = $range, !2 = $date
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'error_reporting'
          1        SEND_VAL                                                 -1
          2        DO_ICALL                                                 
    4     3        INIT_FCALL                                               'ini_set'
          4        SEND_VAL                                                 'display_errors'
          5        SEND_VAL                                                 1
          6        DO_ICALL                                                 
    6     7        INIT_FCALL                                               'date_default_timezone_set'
          8        SEND_VAL                                                 'UTC'
          9        DO_ICALL                                                 
    8    10        NEW                                              $6      'DateTime'
         11        DO_FCALL                                      0          
         12        INIT_METHOD_CALL                                         $6, 'format'
         13        SEND_VAL_EX                                              'Y-m-01'
         14        DO_FCALL                                      0  $8      
         15        ASSIGN                                                   !0, $8
   10    16        NEW                                              $10     'DatePeriod'
   11    17        NEW                                              $11     'DateTime'
         18        SEND_VAR_EX                                              !0
         19        DO_FCALL                                      0          
         20        SEND_VAR_NO_REF_EX                                       $11
   12    21        NEW                                              $13     'DateInterval'
         22        SEND_VAL_EX                                              'P1M'
         23        DO_FCALL                                      0          
         24        SEND_VAR_NO_REF_EX                                       $13
   13    25        NEW                                              $15     'DateTime'
         26        CONCAT                                           ~16     !0, '+%2B24+month'
         27        SEND_VAL_EX                                              ~16
         28        DO_FCALL                                      0          
         29        SEND_VAR_NO_REF_EX                                       $15
         30        DO_FCALL                                      0          
   10    31        ASSIGN                                                   !1, $10
   16    32      > FE_RESET_R                                       $20     !1, ->40
         33    > > FE_FETCH_R                                               $20, !2, ->40
   17    34    >   INIT_METHOD_CALL                                         !2, 'format'
         35        SEND_VAL_EX                                              'Y-m-d'
         36        DO_FCALL                                      0  $21     
         37        ECHO                                                     $21
         38        ECHO                                                     '%0A'
   16    39      > JMP                                                      ->33
         40    >   FE_FREE                                                  $20
   18    41      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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