strpbrk(3) Library Functions Manual strpbrk(3)

strpbrk - string search characters

Standard C library (libc-lc)

#include <string.h>
char *strpbrk(const char *s, const char *accept);

The strpbrk() function locates the first occurrence in the string s of any of the bytes in the string accept.

The strpbrk() function returns a pointer to the byte in s that matches one of the bytes in accept, or NULL if no such byte is found.

For an explanation of the terms used in this section, see attributes(7).

Interface Attribute Value
strpbrk () Thread safety MT-Safe

C11, POSIX.1-2008.

POSIX.1-2001, C89, SVr4, 4.3BSD.

The name of this function is bad. It should have been named strchrs(). The NAME section above reflects this.

strchr(3), string(3), strsep(3), strspn(3), strstr(3), wcspbrk(3)

2026-08-10 Linux man-pages 6.19