std::strlen

来自cppreference.com

 
 
字符串库
null结尾的字符串
Original:
Null-terminated strings
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字节的字符串
多字节字符串
宽字符串
Original:
Classes
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basic_string
char_traits
 
NULL结尾的字节串
功能
Original:
Functions
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字符操作
Original:
Character manipulation
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转换为数字格式
Original:
Conversions to numeric formats
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字符串操作
Original:
String manipulation
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strcpy
strncpy
strcat
strncat
strxfrm
字符串检查
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String examination
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内存操作
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Memory manipulation
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memchr
memcmp
memset
memcpy
memmove
杂项
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Miscellaneous
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strerror
 
Defined in header <cstring>
size_t strlen( char *str );
。 返回给定的字节字符串的长度.
Original:
Returns the length of the given byte string.
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[编辑] 。参数。

str -
。指针null结尾的字节串进行审查。
Original:
pointer to the null-terminated byte string to be examined
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===。 返回值。===

。 null结尾的字符串的长度str.
Original:
The length of the null-terminated string str.
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[编辑] 。为例。

[编辑] 。另请参阅。

C documentation for strlen