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<?php function test(string $timezone) { $ok = true; try { new DateTimeZone($timezone); } catch (Exception $e) { $ok = false; } echo "$timezone: ", var_export($ok, true), "\n"; } test('+01:00'); test('+01:00:00');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/QpSln
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   15     0  E >   INIT_FCALL                                                   'test'
          1        SEND_VAL                                                     '%2B01%3A00'
          2        DO_FCALL                                          0          
   16     3        INIT_FCALL                                                   'test'
          4        SEND_VAL                                                     '%2B01%3A00%3A00'
          5        DO_FCALL                                          0          
          6      > RETURN                                                       1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Found catch point at position: 7
Branch analysis from position: 7
2 jumps found. (Code = 107) Position 1 = 8, Position 2 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/QpSln
function name:  test
number of ops:  19
compiled vars:  !0 = $timezone, !1 = $ok, !2 = $e
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   RECV                                                 !0      
    4     1        ASSIGN                                                       !1, <true>
    7     2        NEW                                                  $4      'DateTimeZone'
          3        SEND_VAR_EX                                                  !0
          4        DO_FCALL                                          0          
          5        FREE                                                         $4
          6      > JMP                                                          ->9
    8     7  E > > CATCH                                           last         'Exception'
    9     8    >   ASSIGN                                                       !1, <false>
   12     9    >   NOP                                                          
         10        FAST_CONCAT                                          ~7      !0, '%3A+'
         11        ECHO                                                         ~7
         12        INIT_FCALL                                                   'var_export'
         13        SEND_VAR                                                     !1
         14        SEND_VAL                                                     <true>
         15        DO_ICALL                                             $8      
         16        ECHO                                                         $8
         17        ECHO                                                         '%0A'
   13    18      > RETURN                                                       null

End of function test

Generated using Vulcan Logic Dumper, using php 8.5.0


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