STRSPN

Section: Linux Programmer's Manual (3)
Updated: 2014-02-28
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NAME

strspn, strcspn - get length of a prefix substring  

SYNOPSIS

#include <string.h>

size_t strspn(const char *s, const char *accept);

size_t strcspn(const char *s, const char *reject);
 

DESCRIPTION

The strspn() function calculates the length (in bytes) of the initial segment of s which consists entirely of bytes in accept.

The strcspn() function calculates the length of the initial segment of s which consists entirely of bytes not in reject.  

RETURN VALUE

The strspn() function returns the number of bytes in the initial segment of s which consist only of bytes from accept.

The strcspn() function returns the number of bytes in the initial segment of s which are not in the string reject.  

ATTRIBUTES

 

Multithreading (see pthreads(7))

The strspn() and strcspn() functions are thread-safe.  

CONFORMING TO

SVr4, 4.3BSD, C89, C99.  

SEE ALSO

index(3), memchr(3), rindex(3), strchr(3), string(3), strpbrk(3), strsep(3), strstr(3), strtok(3), wcscspn(3), wcsspn(3)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
ATTRIBUTES
Multithreading (see pthreads(7))
CONFORMING TO
SEE ALSO

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Time: 02:54:57 GMT, September 18, 2014