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ispunct —
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Standard C Library (libc, -lc)
ispunct() ?ؿ??ϡ?
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    isalnum(3)
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    C ??ñ???? char ??ɽ???Ǥ???????????
    (
    multibyte(3)
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    unsigned char ??ɽ???Ǥ??????Τ???
    EOF ?Ǥ??? ASCII
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    (???????ο??ͤ? 8 ?ʿ??Ǥ⼨???ޤ?):
  
    | 041 ``!'' 042 ``"'' 043 ``#'' 044 ``$''
      045 ``%'' | 
  
    | 046 ``&'' 047 ``''' 050 ``('' 051 ``)''
      052 ``*'' | 
  
    | 053 ``+'' 054 ``,'' 055 ``-'' 056 ``.''
      057 ``/'' | 
  
    | 072 ``:'' 073 ``;'' 074 ``<'' 075 ``=''
      076 ``>'' | 
  
    | 077 ``?'' 100 ``@'' 133 ``['' 134 ``\''
      135 ``]'' | 
  
    | 136 ``^'' 137 ``_'' 140 ```'' 173 ``{''
      174 ``|'' | 
  
    | 175 ``}'' 176 ``~'' | 
ispunct()
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    0 ???֤???
    ʸ???ƥ??ȷ??̤????ΤȤ? 0
    ?ʳ????֤??ޤ???
ispunct() ?ؿ???
    ISO/IEC 9899:1990 (“ISO C90”)
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