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<?php foreach(array("Asia/Calcutta", "Asia/Kolkata") as $tz) { var_dump(array($tz, in_array($tz, timezone_identifiers_list()))); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 1, Position 2 = 14
Branch analysis from position: 1
2 jumps found. (Code = 78) Position 1 = 2, Position 2 = 14
Branch analysis from position: 2
1 jumps found. (Code = 42) Position 1 = 1
Branch analysis from position: 1
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
filename:       /in/nhZZ0
function name:  (null)
number of ops:  16
compiled vars:  !0 = $tz
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E > > FE_RESET_R                                       $1      <array>, ->14
          1    > > FE_FETCH_R                                               $1, !0, ->14
    3     2    >   INIT_FCALL                                               'var_dump'
          3        INIT_ARRAY                                       ~2      !0
          4        INIT_FCALL                                               'in_array'
          5        SEND_VAR                                                 !0
          6        INIT_FCALL                                               'timezone_identifiers_list'
          7        DO_ICALL                                         $3      
          8        SEND_VAR                                                 $3
          9        DO_ICALL                                         $4      
         10        ADD_ARRAY_ELEMENT                                ~2      $4
         11        SEND_VAL                                                 ~2
         12        DO_ICALL                                                 
    2    13      > JMP                                                      ->1
         14    >   FE_FREE                                                  $1
    4    15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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