std::strncmp

std::strncmp

int strncmp( const char* lhs, const char* rhs, size_t count );

Compares at most count characters of two null-terminated byte strings. The comparison is done lexicographically.

The sign of the result is the sign of the difference between the values of the first pair of characters (both interpreted as unsigned char) that differ in the strings being compared.

The behavior is undefined if lhs or rhs are not pointers to null-terminated strings.

Characters following the null cha