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STRCSPN(3)             FreeBSD Library Functions Manual             STRCSPN(3)

NAME
     strcspn - span the complement of a string

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <string.h>

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

DESCRIPTION
     The strcspn() function spans the initial part of the null-terminated
     string s as long as the characters from s do not occur in string charset
     (it spans the complement of charset).  In other words, it computes the
     string array index in s of the first character of s which is also in
     charset, else the index of the first null character.

RETURN VALUES
     The strcspn() function returns the number of characters spanned.

SEE ALSO
     memchr(3), strchr(3), strpbrk(3), strrchr(3), strsep(3), strspn(3),
     strstr(3), strtok(3)

STANDARDS
     The strcspn() function conforms to ISO/IEC 9899:1990 (``ISO C90'').

FreeBSD 11.0-PRERELEASE          June 4, 1993          FreeBSD 11.0-PRERELEASE

NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUES | SEE ALSO | STANDARDS

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