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<?php $x = DateTime::createFromFormat('Y-m-d', '2018-00-01'); var_dump($x instanceof DateTime); echo $x->format('Y-m-d'); echo PHP_EOL; $x = DateTime::createFromFormat('Y-m-d', '2018-01-00'); var_dump($x instanceof DateTime); echo $x->format('Y-m-d'); echo PHP_EOL;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/MGrJY
function name:  (null)
number of ops:  29
compiled vars:  !0 = $x
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_STATIC_METHOD_CALL                                      'DateTime', 'createFromFormat'
          1        SEND_VAL                                                     'Y-m-d'
          2        SEND_VAL                                                     '2018-00-01'
          3        DO_FCALL                                          0  $1      
          4        ASSIGN                                                       !0, $1
    4     5        INIT_FCALL                                                   'var_dump'
          6        INSTANCEOF                                           ~3      !0, 'DateTime'
          7        SEND_VAL                                                     ~3
          8        DO_ICALL                                                     
    5     9        INIT_METHOD_CALL                                             !0, 'format'
         10        SEND_VAL_EX                                                  'Y-m-d'
         11        DO_FCALL                                          0  $5      
         12        ECHO                                                         $5
    7    13        ECHO                                                         '%0A'
    9    14        INIT_STATIC_METHOD_CALL                                      'DateTime', 'createFromFormat'
         15        SEND_VAL                                                     'Y-m-d'
         16        SEND_VAL                                                     '2018-01-00'
         17        DO_FCALL                                          0  $6      
         18        ASSIGN                                                       !0, $6
   10    19        INIT_FCALL                                                   'var_dump'
         20        INSTANCEOF                                           ~8      !0, 'DateTime'
         21        SEND_VAL                                                     ~8
         22        DO_ICALL                                                     
   12    23        INIT_METHOD_CALL                                             !0, 'format'
         24        SEND_VAL_EX                                                  'Y-m-d'
         25        DO_FCALL                                          0  $10     
         26        ECHO                                                         $10
   14    27        ECHO                                                         '%0A'
   15    28      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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