iswspace
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| Defined in header <wctype.h>
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| int iswspace( wint_t ch ); |
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检查是否给定的宽字符是一个空白字符,即空间(
0x20)的,进纸(0x0c),换行(0x0a),回车(0x0d),水平制表符(0x09),垂直制表符(0x0b)或任何空格。当前的区域设置特定的字符.Original:
Checks if the given wide character is a whitespace character, i.e. either space (
0x20), form feed (0x0c), line feed (0x0a), carriage return (0x0d), horizontal tab (0x09), vertical tab (0x0b) or any whitespace character specific to the current 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.
[编辑] 参数
| ch | - | 宽字符
Original: wide character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
[编辑] 返回值
非0值(true)的宽字符是一个空白字符,
0(false),否则.Original:
Non-zero value (true) if the wide character is a whitespace 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.
[编辑] 另请参阅
| 检查,如果字符是一个空格字符 Original: checks if a character is a space character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (函数) | |
| C++ documentation for iswspace
| |
| ASCII values (hex) |
characters |
isspace |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 - 8 | 0x00-0x08
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control codes (NUL, etc.)
|
≠0
|
0
|
0
|
0
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0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 9 | 0x09
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tab (\t)
|
≠0
|
0
|
≠0
|
≠0
|
0
|
0
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0
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0
|
0
|
0
|
0
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0
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| 10 - 13 | 0x0A-0x0D
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whitespaces (\n,\v,\f,\r)
|
≠0
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0
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≠0
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0
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0
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0
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0
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0
|
0
|
0
|
0
|
0
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| 14 - 31 | 0x0E-0x1F
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control codes | ≠0
|
0
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0
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0
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0
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0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 32 | 0x20
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space | 0
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≠0
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≠0
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≠0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 33 - 47 | 0x21-0x2F
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!"#$%&'()*+,-./
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0
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≠0
|
0
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0
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≠0
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≠0
|
0
|
0
|
0
|
0
|
0
|
0
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| 48 - 57 | 0x30-0x39
|
0123456789
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0
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≠0
|
0
|
0
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≠0
|
0
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≠0
|
0
|
0
|
0
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≠0
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≠0
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| 58 - 64 | 0x3a-0x40
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:;<=>?@
|
0
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≠0
|
0
|
0
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≠0
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≠0
|
0
|
0
|
0
|
0
|
0
|
0
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| 65 - 70 | 0x41-0x46
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ABCDEF
|
0
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≠0
|
0
|
0
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≠0
|
0
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≠0
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≠0
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≠0
|
0
|
0
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≠0
|
| 71 - 90 | 0x47-0x5A
|
GHIJKLMNOPQRSTUVWXYZ
|
0
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≠0
|
0
|
0
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≠0
|
0
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≠0
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≠0
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≠0
|
0
|
0
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0
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| 91 - 96 | 0x5B-0x60
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[\]^_`
|
0
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≠0
|
0
|
0
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≠0
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≠0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 97 -102 | 0x61-0x66
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abcdef
|
0
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≠0
|
0
|
0
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≠0
|
0
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≠0
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≠0
|
0
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≠0
|
0
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≠0
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| 103-122 | 0x67-0x7A
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ghijklmnopqrstuvwxyz
|
0
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≠0
|
0
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0
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≠0
|
0
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≠0
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≠0
|
0
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≠0
|
0
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0
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| 123-126 | 0x7B-0x7E
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{|}~
|
0
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≠0
|
0
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0
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≠0
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≠0
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0
|
0
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0
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0
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0
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0
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| 127 | 0x7F
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backspace character (DEL)
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≠0
|
0
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0
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0
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0
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0
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0
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0
|
0
|
0
|
0
|
0
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