cpp-unordered_set-functions

unordered_set operators in C++ STL

DSA

Last Updated: 21 April 2025

Unordered_set provides two operators in C++ STL. These are: Syntax: 1. (unordered_set lhs == unordered_set rhs)2. (unordered_set lhs != ...read more

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unordered_set end() in C++ STL

Last Updated: 05 June 2023

The unordered_set::end() function is a built-in function in C++ STL which returns an iterator pointing to the past-the-end-element. This ite ...read more

unordered_set empty() function in C++ STL

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Last Updated: 16 November 2023

The unordered_set::empty is a built-in function in C++ STL which is used to check if an unordered_set container is empty or not. It returns ...read more

unordered_set erase() function in C++ STL

Last Updated: 12 June 2023

The unordered_set::erase() function is a built-in function in C++ STL which is used to remove either a single element or a group of elements ...read more

unordered_set begin() function in C++ STL

Last Updated: 05 June 2023

The unordered_set::begin() method is a builtin function in C++ STL which is used to return an iterator pointing to the first element in the ...read more

unordered_set bucket() function in C++ STL

Last Updated: 05 June 2023

The unordered_set::bucket() method is a builtin function in C++ STL which returns the bucket number of a specific element. That is, this fun ...read more

unordered_set hash_function() in C++ STL

Last Updated: 05 June 2023

The unordered_set::hash_function() is a built-in function in C++ STL which is used to get hash function. This hash function is a unary funct ...read more

unordered_set find() function in C++ STL

Last Updated: 08 November 2023

The unordered_set::find() function is a built-in function in C++ STL which is used to search for an element in the container. It returns an ...read more

unordered_set count() function in C++ STL

Last Updated: 05 June 2023

The unordered_set::count() function is a built-in function in C++ STL which is used to count occurrences of a particular element in an unord ...read more

unordered_set emplace() function in C++ STL

Last Updated: 05 June 2023

The unordered_set::emplace() function is a built-in function in C++ STL which is used to insert an element in an unordered_set container. Th ...read more

unordered_set size() function in C++ STL

Last Updated: 05 June 2023

The unordered_set::size() method is a builtin function in C++ STL which is used to return the number of elements in the unordered_set contai ...read more

unordered_set bucket_size() in C++ STL

Last Updated: 28 June 2022

The unordered_set::bucket_size() function is a built-in function in C++ STL which returns the total number of elements present in a specific ...read more

unordered_set clear() function in C++ STL

Last Updated: 28 June 2022

The unordered_set::clear() function is a built-in function in C++ STL which is used to clear an unordered_set container. That is, this funct ...read more

Unordered Sets in C++ STL

Last Updated: 03 March 2025

In C++, unordered_set is an unordered associative container that stores unique elements. Unlike set, it stores its elements using hashing. T ...read more

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