Synopsis

#include <string.h>

size_t strspn(const char *s1, const char *s2);

Status

Partially implemented

Conformance

IEEE Std 1003.1-2017

Description

The strspn() function shall compute the length (in bytes) of the maximum initial segment of the string pointed to by s1 which consists entirely of bytes from the string pointed to by s2.

Return value

The strspn() function shall return the computed length; no return value is reserved to indicate an error.

Errors

No errors are defined.

Tests

Untested

Known bugs

None

See Also

  1. Standard library functions
  2. Table of Contents