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<?php var_dump(timezone_name_from_abbr("", 0, -1)); var_dump(timezone_name_from_abbr("", 0, 0)); var_dump(timezone_name_from_abbr("", 0, 1));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/coVcm
function name:  (null)
number of ops:  25
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                                   'var_dump'
          1        INIT_FCALL                                                   'timezone_name_from_abbr'
          2        SEND_VAL                                                     ''
          3        SEND_VAL                                                     0
          4        SEND_VAL                                                     -1
          5        DO_ICALL                                             $0      
          6        SEND_VAR                                                     $0
          7        DO_ICALL                                                     
    4     8        INIT_FCALL                                                   'var_dump'
          9        INIT_FCALL                                                   'timezone_name_from_abbr'
         10        SEND_VAL                                                     ''
         11        SEND_VAL                                                     0
         12        SEND_VAL                                                     0
         13        DO_ICALL                                             $2      
         14        SEND_VAR                                                     $2
         15        DO_ICALL                                                     
    5    16        INIT_FCALL                                                   'var_dump'
         17        INIT_FCALL                                                   'timezone_name_from_abbr'
         18        SEND_VAL                                                     ''
         19        SEND_VAL                                                     0
         20        SEND_VAL                                                     1
         21        DO_ICALL                                             $4      
         22        SEND_VAR                                                     $4
         23        DO_ICALL                                                     
         24      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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