isxdigit
Материал из cppreference.com
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| Заголовочный файл <ctype.h>
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| int isxdigit( int ch ); |
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Проверяет, является ли данная широкий характер шестнадцатеричной цифрой (
0123456789abcdefABCDEF) или классифицируются как шестнадцатеричное характера с учетом текущей локали C.Original:
Checks if the given wide character is a hexadecimal numeric character (
0123456789abcdefABCDEF) or is classified as a hexadecimal character by the current C locale.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
[править] Параметры
| ch | - | характер
Original: character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
[править] Возвращаемое значение
Номера для нулевого значения (true), если символ шестнадцатеричной цифрой,
0 (false) в противном случае.Original:
Non-zero value (true) if the character is an hexadecimal numeric character,
0 (false) otherwise.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
[править] См. также
| проверяет, является ли символ шестнадцатеричным Original: checks if a character is a hexadecimal character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (функция) | |
| C++ документация для isxdigit
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| ASCII-значения (шестандатеричные) |
символы |
isxdigit | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0–8 | 0x00–0x08
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управляющие коды (NUL и т.п.)
|
≠0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 9 | 0x09
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символ табуляции (\t)
|
≠0
|
0
|
≠0
|
≠0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 10–13 | 0x0A–0x0D
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пробельные символы (\n,\v,\f,\r)
|
≠0
|
0
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≠0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
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| 14–31 | 0x0E–0x1F
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управляющие коды | ≠0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 32 | 0x20
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пробел | 0
|
≠0
|
≠0
|
≠0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
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| 33–47 | 0x21–0x2F
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!"#$%&'()*+,-./
|
0
|
≠0
|
0
|
0
|
≠0
|
≠0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 48–57 | 0x30–0x39
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0123456789
|
0
|
≠0
|
0
|
0
|
≠0
|
0
|
≠0
|
0
|
0
|
0
|
≠0
|
≠0
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| 58–64 | 0x3a–0x40
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:;<=>?@
|
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
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| 71–90 | 0x47–0x5A
|
GHIJKLMNOPQRSTUVWXYZ
|
0
|
≠0
|
0
|
0
|
≠0
|
0
|
≠0
|
≠0
|
≠0
|
0
|
0
|
0
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| 91–96 | 0x5B–0x60
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[\]^_`
|
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
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{|}~
|
0
|
≠0
|
0
|
0
|
≠0
|
≠0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 127 | 0x7F
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backspace-символ (DEL)
|
≠0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
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