---
name: "strpbrk"
section: "3"
platform: "linux"
package: "man-pages"
version: "6.19-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux", "freebsd", "macos"]
url: "https://new.carta.tech/strpbrk"
---

# strpbrk(3)

string search characters

## NAME

strpbrk - string search characters

## LIBRARY

Standard C library (*libc*, *-lc*)

## SYNOPSIS

```
#include <string.h>
```

**char \*strpbrk(const char \****s***, const char \****accept***);**

## DESCRIPTION

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

## RETURN VALUE

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.

## ATTRIBUTES

For an explanation of the terms used in this section, see [**attributes**(7)](/attributes/7.md).

| | | |
| --- | --- | --- |
| **Interface** | **Attribute** | **Value** |
| **strpbrk**() | Thread safety | MT-Safe |

## STANDARDS

C11, POSIX.1-2008.

## HISTORY

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

## BUGS

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

## SEE ALSO

[**strchr**(3)](/strchr/3.md), [**string**(3)](/string/3.md), [**strsep**(3)](/strsep/3.md), [**strspn**(3)](/strspn/3.md), [**strstr**(3)](/strstr/3.md), [**wcspbrk**(3)](/wcspbrk/3.md)