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<?php //差分を見て前回から更新があったかどうか確認 $old_article = file_get_contents(''); $new_article = file_get_contents(''); echo $new_article; $diff = xdiff_string_diff($old_article, $new_article, 1); if (is_string($diff)) { echo "2 つの差分:\n"; echo $diff; } ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 17, Position 2 = 19
Branch analysis from position: 17
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 19
filename:       /in/Vd4cQ
function name:  (null)
number of ops:  20
compiled vars:  !0 = $old_article, !1 = $new_article, !2 = $diff
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   INIT_FCALL                                               'file_get_contents'
          1        SEND_VAL                                                 ''
          2        DO_ICALL                                         $3      
          3        ASSIGN                                                   !0, $3
    5     4        INIT_FCALL                                               'file_get_contents'
          5        SEND_VAL                                                 ''
          6        DO_ICALL                                         $5      
          7        ASSIGN                                                   !1, $5
    6     8        ECHO                                                     !1
    9     9        INIT_FCALL_BY_NAME                                       'xdiff_string_diff'
         10        SEND_VAR_EX                                              !0
         11        SEND_VAR_EX                                              !1
         12        SEND_VAL_EX                                              1
         13        DO_FCALL                                      0  $7      
         14        ASSIGN                                                   !2, $7
   10    15        TYPE_CHECK                                   64          !2
         16      > JMPZ                                                     ~9, ->19
   11    17    >   ECHO                                                     '2+%E3%81%A4%E3%81%AE%E5%B7%AE%E5%88%86%3A%0A'
   12    18        ECHO                                                     !2
   15    19    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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