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<?php $dti2 = \DateTimeImmutable::createFromFormat('!Y-m-d', '2023-12-31', new \DateTimeZone('UTC')); echo "{$dti2->format(\DateTimeInterface::ATOM)}\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/us8ba
function name:  (null)
number of ops:  16
compiled vars:  !0 = $dti2
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_STATIC_METHOD_CALL                                      'DateTimeImmutable', 'createFromFormat'
          1        SEND_VAL                                                     '%21Y-m-d'
          2        SEND_VAL                                                     '2023-12-31'
          3        NEW                                                  $1      'DateTimeZone'
          4        SEND_VAL_EX                                                  'UTC'
          5        DO_FCALL                                          0          
          6        SEND_VAR                                                     $1
          7        DO_FCALL                                          0  $3      
          8        ASSIGN                                                       !0, $3
    5     9        INIT_METHOD_CALL                                             !0, 'format'
         10        SEND_VAL_EX                                                  'Y-m-d%5CTH%3Ai%3AsP'
         11        DO_FCALL                                          0  $5      
         12        NOP                                                          
         13        FAST_CONCAT                                          ~6      $5, '%0A'
         14        ECHO                                                         ~6
         15      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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