STRLEN(3) Library Functions Manual STRLEN(3)

strlen — get string length

#include <string.h>

size_t strlen(const char *s);

The strlen() function computes the number of bytes in the string to which s points, not including the terminating null byte.

The strlen() function returns the length of s ; no return value is reserved to indicate an error.

No errors are defined.

None.

None.

None.

<string.h> .

Derived from Issue 1 of the SVID.

February 1997 posix.fail