char * strncpy( char * restrict dest, const char * restrict src, size_t n );
/** STRing SPaN. Compares two C strings, determining the length of the
- * substring where both strings are equal.
+ * substring containing only characters from the second string.
* @param src_1 The first string to be compared.
* @param src_2 The second string to be compared.
* @return The length of the identical substring.