The forward_list::assign() is a function in C++ STL which assigns new content to a forward list, replacing its current content and adjusting its size as required.Syntax:...

The deque::rend() is an inbuilt function in C++ STL which returns a reverse iterator which points to the position before the beginning of the deque (which is considered its reverse end)....

The iswspace() is a built-in function in C/C++ which checks if the given wide character is a wide whitespace character or not. It is defined within the cwctype header file of C++. Syntax:...

The multiset::empty() function is a built-in function in C++ STL which checks if the multiset is empty or not. It returns true if the multiset is empty, else it returns false....

The std::is_nothrow_constructible template of C++ STL is present in the <type_traits> header file. The std::is_nothrow_constructible template of C++ STL is used to check whether the given type T is constructible type with the set of arguments or not and this is known for not to throw any exception. It return the boolean value true if T is of constructible type, otherwise return false....

The wcsspn() is a built-in function in C/C++ which returns the length of maximum initial segment of the wide string that consists of characters present in another wide string. It is defined within the cwchar header file of C++....

The match_results::empty() is a inbuilt function in C++ which returns True if the smatch object contains no matches.Syntax:...

The std::is_trivially_assignable template of C++ STL is present in the <type_traits> header file. The std::is_trivally_assignable template of C++ STL is used to check whether a value of type B can be assigned to type A or not. It returns the boolean value either true or false....

The std::is_nothrow_assignable template of C++ STL is present in the <type_traits> header file. The std::is_nothrow_assignable template of C++ STL is used to check whether A is type assignable to B or not and this is known for not to throw any exception. It return the boolean value true if A is type assignable to B, Otherwise return false....

The acosh() function for complex number is defined in the complex header file. This function is the complex version of the acosh() function. This function is used to calculate the complex arc hyperbolic cosine of complex number z and returns the arc hyperbolic cosine of complex number z....

The iswblank() is a built-in function in C/C++ which checks if the given wide character is a blank character or not. It is defined within the cwctype header file of C++. Syntax:...

The unordered_multiset::max_bucket_count() is a built-in function in C++ STL which returns the maximum number of buckets that the unordered multiset container can have. This is the maximum it can have, it cannot exceed despite the collisions due to certain limitations on it....