Varianti

    iswalpha

    Da cppreference.com.
    < c | string | wide

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    <metanoindex/>

     
    C
     
    Stringhe libreria
     
    Stringhe larghe null-terminated
    Funzioni
    Original:
    Functions
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    Carattere manipolazione
    Original:
    Character manipulation
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    Le conversioni in formati numerici
    Original:
    Conversions to numeric formats
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    Della gestione delle stringhe
    Original:
    String manipulation
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    Matrice manipolazione
    Original:
    Array manipulation
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    wmemcpy
    wmemmove
    wmemcmp
    wmemchr
    wmemset
     
    <tbody> </tbody>
    Elemento definito nell'header <wctype.h>
    int iswalpha( wint_t ch );
    Controlla se il carattere in larga è un carattere alfabetico, cioè o una lettera maiuscola (ABCDEFGHIJKLMNOPQRSTUVWXYZ), una lettera minuscola (abcdefghijklmnopqrstuvwxyz) o qualsiasi carattere alfabetico specifico con i parametri locali.
    Original:
    Checks if the given wide character is an alphabetic character, i.e. either an uppercase letter (ABCDEFGHIJKLMNOPQRSTUVWXYZ), a lowercase letter (abcdefghijklmnopqrstuvwxyz) or any alphabetic character specific to the current locale.
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    Parametri

    ch -
    carattere esteso
    Original:
    wide character
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    Valore di ritorno

    Valore diverso da zero (true) se il carattere esteso è un carattere alfabetico, 0 (false) altrimenti.
    Original:
    Non-zero value (true) if the wide character is a alphabetic character, 0 (false) otherwise.
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    Vedi anche
    Verifica se un carattere è alfabetico
    Original:
    checks if a character is alphabetic
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    (funzione) [modifica]
    C++ documentation for iswalpha
    ASCII values
    (hex)     		characters

    iscntrl
    iswcntrl

    isprint
    iswprint

    isspace
    iswspace

    isblank
    iswblank

    isgraph
    iswgraph

    ispunct
    iswpunct

    isalnum
    iswalnum

    isalpha
    iswalpha

    isupper
    iswupper

    islower
    iswlower

    isdigit
    iswdigit

    isxdigit
    iswxdigit

    0 - 8 0x00-0x08 control codes (NUL, etc.) ≠0 0 0 0 0 0 0 0 0 0 0 0
    9 0x09 tab (\t) ≠0 0 ≠0 ≠0 0 0 0 0 0 0 0 0
    10 - 13 0x0A-0x0D whitespaces (\n,\v,\f,\r) ≠0 0 ≠0 0 0 0 0 0 0 0 0 0
    14 - 31 0x0E-0x1F control codes ≠0 0 0 0 0 0 0 0 0 0 0 0
    32 0x20 space 0 ≠0 ≠0 ≠0 0 0 0 0 0 0 0 0
    33 - 47 0x21-0x2F !"#$%&'()*+,-./ 0 ≠0 0 0 ≠0 ≠0 0 0 0 0 0 0
    48 - 57 0x30-0x39 0123456789 0 ≠0 0 0 ≠0 0 ≠0 0 0 0 ≠0 ≠0
    58 - 64 0x3a-0x40 :;<=>?@ 0 ≠0 0 0 ≠0 ≠0 0 0 0 0 0 0
    65 - 70 0x41-0x46 ABCDEF 0 ≠0 0 0 ≠0 0 ≠0 ≠0 ≠0 0 0 ≠0
    71 - 90 0x47-0x5A GHIJKLMNOPQRSTUVWXYZ 0 ≠0 0 0 ≠0 0 ≠0 ≠0 ≠0 0 0 0
    91 - 96 0x5B-0x60 [\]^_` 0 ≠0 0 0 ≠0 ≠0 0 0 0 0 0 0
    97 -102 0x61-0x66 abcdef 0 ≠0 0 0 ≠0 0 ≠0 ≠0 0 ≠0 0 ≠0
    103-122 0x67-0x7A ghijklmnopqrstuvwxyz 0 ≠0 0 0 ≠0 0 ≠0 ≠0 0 ≠0 0 0
    123-126 0x7B-0x7E {|}~ 0 ≠0 0 0 ≠0 ≠0 0 0 0 0 0 0
    127 0x7F backspace character (DEL) ≠0 0 0 0 0 0 0 0 0 0 0 0