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<?php $countries = array ( 'London' => 'Europe/London', 'Istanbul' => 'Europe/Istanbul', 'Rome' => 'Europe/Rome', 'Berlin' => 'Europe/Berlin', 'Athens' => 'Europe/Athens', ); $offsets = array(); // initialize foreach($countries as $key => $country_offset) { // grouping $offset = timezone_offset_get( new DateTimeZone( $country_offset ), new DateTime() ); $offsets[$offset][] = array( 'name' => $key, 'offset' => $offset, 'timezome' => $country_offset, ); } ksort($offsets); // sort // presentation foreach($offsets as $offset => $info) { echo $offset . ' - '; $temp = array(); foreach($info as $t) { $temp[] = $t['name']; } echo implode(', ', $temp), "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 22
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 22
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 22
2 jumps found. (Code = 77) Position 1 = 27, Position 2 = 43
Branch analysis from position: 27
2 jumps found. (Code = 78) Position 1 = 28, Position 2 = 43
Branch analysis from position: 28
2 jumps found. (Code = 77) Position 1 = 33, Position 2 = 38
Branch analysis from position: 33
2 jumps found. (Code = 78) Position 1 = 34, Position 2 = 38
Branch analysis from position: 34
1 jumps found. (Code = 42) Position 1 = 33
Branch analysis from position: 33
Branch analysis from position: 38
1 jumps found. (Code = 42) Position 1 = 27
Branch analysis from position: 27
Branch analysis from position: 38
Branch analysis from position: 43
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 43
Branch analysis from position: 22
filename:       /in/OChWi
function name:  (null)
number of ops:  45
compiled vars:  !0 = $countries, !1 = $offsets, !2 = $country_offset, !3 = $key, !4 = $offset, !5 = $info, !6 = $temp, !7 = $t
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
   12     1        ASSIGN                                                       !1, <array>
   13     2      > FE_RESET_R                                           $10     !0, ->22
          3    > > FE_FETCH_R                                           ~11     $10, !2, ->22
          4    >   ASSIGN                                                       !3, ~11
   14     5        INIT_FCALL                                                   'timezone_offset_get'
          6        NEW                                                  $13     'DateTimeZone'
          7        SEND_VAR_EX                                                  !2
          8        DO_FCALL                                          0          
          9        SEND_VAR                                                     $13
         10        NEW                                                  $15     'DateTime'
         11        DO_FCALL                                          0          
         12        SEND_VAR                                                     $15
         13        DO_ICALL                                             $17     
         14        ASSIGN                                                       !4, $17
   16    15        INIT_ARRAY                                           ~21     !3, 'name'
   17    16        ADD_ARRAY_ELEMENT                                    ~21     !4, 'offset'
   18    17        ADD_ARRAY_ELEMENT                                    ~21     !2, 'timezome'
   15    18        FETCH_DIM_W                                          $19     !1, !4
         19        ASSIGN_DIM                                                   $19
   18    20        OP_DATA                                                      ~21
   13    21      > JMP                                                          ->3
         22    >   FE_FREE                                                      $10
   21    23        INIT_FCALL                                                   'ksort'
         24        SEND_REF                                                     !1
         25        DO_ICALL                                                     
   23    26      > FE_RESET_R                                           $23     !1, ->43
         27    > > FE_FETCH_R                                           ~24     $23, !5, ->43
         28    >   ASSIGN                                                       !4, ~24
   24    29        CONCAT                                               ~26     !4, '+-+'
         30        ECHO                                                         ~26
   25    31        ASSIGN                                                       !6, <array>
   26    32      > FE_RESET_R                                           $28     !5, ->38
         33    > > FE_FETCH_R                                                   $28, !7, ->38
   27    34    >   FETCH_DIM_R                                          ~30     !7, 'name'
         35        ASSIGN_DIM                                                   !6
         36        OP_DATA                                                      ~30
   26    37      > JMP                                                          ->33
         38    >   FE_FREE                                                      $28
   29    39        FRAMELESS_ICALL_2                implode             ~31     '%2C+', !6
         40        ECHO                                                         ~31
         41        ECHO                                                         '%0A'
   23    42      > JMP                                                          ->27
         43    >   FE_FREE                                                      $23
   30    44      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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