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<?php date_default_timezone_set('UTC'); $formattedDate = '1972-12-31 23:59:59'; $ts = (new DateTimeImmutable($formattedDate))->getTimestamp(); var_dump( (new DateTimeImmutable(sprintf('@%s', $ts)))->format('Y-m-d H:i:s') === $formattedDate );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2Rfp3
function name:  (null)
number of ops:  25
compiled vars:  !0 = $formattedDate, !1 = $ts
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'date_default_timezone_set'
          1        SEND_VAL                                                 'UTC'
          2        DO_ICALL                                                 
    4     3        ASSIGN                                                   !0, '1972-12-31+23%3A59%3A59'
    5     4        NEW                                              $4      'DateTimeImmutable'
          5        SEND_VAR_EX                                              !0
          6        DO_FCALL                                      0          
          7        INIT_METHOD_CALL                                         $4, 'getTimestamp'
          8        DO_FCALL                                      0  $6      
          9        ASSIGN                                                   !1, $6
    7    10        INIT_FCALL                                               'var_dump'
    8    11        NEW                                              $8      'DateTimeImmutable'
         12        INIT_FCALL                                               'sprintf'
         13        SEND_VAL                                                 '%40%25s'
         14        SEND_VAR                                                 !1
         15        DO_ICALL                                         $9      
         16        SEND_VAR_NO_REF_EX                                       $9
         17        DO_FCALL                                      0          
         18        INIT_METHOD_CALL                                         $8, 'format'
         19        SEND_VAL_EX                                              'Y-m-d+H%3Ai%3As'
         20        DO_FCALL                                      0  $11     
   10    21        IS_IDENTICAL                                     ~12     !0, $11
         22        SEND_VAL                                                 ~12
    7    23        DO_ICALL                                                 
   11    24      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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