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isalpha — ?????ե??٥å?ʸ???Υƥ???

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Standard C Library (libc, -lc)

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<ctype.h> int isalpha(int c)

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isalpha() ?ؿ??ϡ? isupper(3) ???뤤?? islower(3) ?????Ǥ???ʸ???Ǥ??뤫?ɤ??????ƥ??Ȥ??ޤ??? C ??ñ???? char ??ɽ???Ǥ??????????? ( multibyte(3) ????) ???Ф??Ƥϡ????????ͤ? unsigned char ??ɽ???Ǥ??????Τ??? EOF ?Ǥ??? ASCII ʸ???????ˤ????Ƥϡ?????ʸ?????ޤޤ??ޤ? (???????ο??ͤ? 8 ?ʿ??Ǥ⼨???ޤ?):

101 ``A'' 102 ``B'' 103 ``C'' 104 ``D'' 105 ``E''

106 ``F'' 107 ``G'' 110 ``H'' 111 ``I'' 112 ``J''

113 ``K'' 114 ``L'' 115 ``M'' 116 ``N'' 117 ``O''

120 ``P'' 121 ``Q'' 122 ``R'' 123 ``S'' 124 ``T''

125 ``U'' 126 ``V'' 127 ``W'' 130 ``X'' 131 ``Y''

132 ``Z'' 141 ``a'' 142 ``b'' 143 ``c'' 144 ``d''

145 ``e'' 146 ``f'' 147 ``g'' 150 ``h'' 151 ``i''

152 ``j'' 153 ``k'' 154 ``l'' 155 ``m'' 156 ``n''

157 ``o'' 160 ``p'' 161 ``q'' 162 ``r'' 163 ``s''

164 ``t'' 165 ``u'' 166 ``v'' 167 ``w'' 170 ``x''

171 ``y'' 172 ``z''

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isalpha() ?ؿ??ϡ?ʸ???ƥ??ȷ??̤????ΤȤ? 0 ???֤??? ʸ???ƥ??ȷ??̤????ΤȤ? 0 ???֤??ޤ???

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ctype(3), islower(3), isupper(3), multibyte(3), ascii(7)

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isalpha() ?ؿ??? ISO/IEC 9899:1990 (“ISO C90”) ??Ŭ?礷?Ƥ??ޤ???