std::strchr

 

C++

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概念

实用工具库

字符串库

集装箱库

算法库

迭代器库

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输入/输出库

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正则表达式库 （C++11）

原子操作库 （C++11）

线程的支持库 （C++11）

 

字符串库

null结尾的字符串 Original: Null-terminated strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

字节的字符串

多字节字符串

宽字符串

类 Original: Classes The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_string

char_traits

 

NULL结尾的字节串

功能 Original: Functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
字符操作 Original: Character manipulation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
isalnum isalpha islower isupper isdigit isxdigit isblank （C++11）	iscntrl isgraph isspace isprint ispunct tolower toupper
转换为数字格式 Original: Conversions to numeric formats The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
atof atoi atol atoll strtol strtoll	strtoul strtoull strtof strtod strtold
字符串操作 Original: String manipulation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
strcpy
strncpy
strcat
strncat
strxfrm
字符串检查 Original: String examination The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
strlen strcmp strncmp strcoll strchr strrchr	strspn strcspn strpbrk strstr strtok
内存操作 Original: Memory manipulation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
memchr
memcmp
memset
memcpy
memmove
杂项 Original: Miscellaneous The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
strerror

 

Defined in header <cstring>
const char *strchr( const char *str, int ch );
char *strchr(       char *str, int ch );

。找到第一次出现的字符ch中的字节串所指向的str.

Original:

Finds the first occurrence of the character ch in the byte string pointed to by str.

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。参数。

str	-	。 NULL结尾的字节串的指针来进行分析。 Original: pointer to the null-terminated byte string to be analyzed The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
ch	-	。搜索字符。 Original: character to search for The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

===。 返回值。===

。 str，或NULL找到的字符的指针，如果没有这样的字符被找到。

Original:

Pointer to the found character in str, or NULL if no such character is found.

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。另请参阅。

strrchr	找到最后出现的字符 Original: finds the last occurrence of a 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）
strpbrk	发现的第一个位置在一个字符串中的任何字符，在另一个字符串 Original: finds the first location of any character in one string, in another string 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 strchr