cpp-containers-library

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unordered_map erase in C++ STL

Last Updated: 24 October 2024

in C++, std::unordered_map::erase() is a built-in function used remove elements from the unordered_map container. It is a member function of ...read more

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cpp-unordered_map-functions

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unordered_map insert in C++ STL

Last Updated: 29 October 2024

The std::unordered_map::insert() in C++ STL is a built-in function used to insert a key-value pair in unordered_map container. As unordered ...read more

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vector rbegin() and rend() Functions in C++ STL

Last Updated: 24 October 2024

In C++, std::vector::rbegin() and std::vector::rend() are built-in functions used to retrieve reverse iterators to the reverse beginning and ...read more

map::lower_bound() in C++ STL

Last Updated: 04 November 2024

In C++,std::map::lower_bound()is a built-in method used to find the first element in the map whose key is either equal to or greater than th ...read more

CPP-Functions

Set upper_bound() in C++ STL

cpp-map

cpp-map-functions

Last Updated: 19 November 2024

In C++, theset upper_bound()is a built-in method used to find the first element in the set that is just greater than the given value. In thi ...read more

CPP-Functions

vector emplace() in C++ STL

cpp-set

Last Updated: 16 January 2025

In C++, vector emplace() is used to insert elements at the given position in a vector by constructing it in-place within the vector, rather ...read more

Vector emplace_back in C++ STL

Last Updated: 26 November 2024

In C++, the vector emplace_back() is a built-in method used to insert an element at the end of the vector by constructing it in-place. It me ...read more

cpp-vector

map clear() in C++ STL

Last Updated: 19 November 2024

The map clear() function in C++ is used to remove all elements from the map container and make its size to 0. In this article, we will learn ...read more

Algorithm Library Functions in C++ STL

cpp-map

Last Updated: 21 August 2023

Non-modifying sequence operationsstd :: all_of : Test condition on all elements in rangestd :: any_of : Test if any element in range fulfill ...read more

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priority_queue::push() and priority_queue::pop() in C++ STL

Experiences

Last Updated: 24 October 2024

In C++,priority_queue::push()andpriority_queue::pop()methods are used to insert and delete the element from the priority_queue container. T ...read more

queue::front() and queue::back() in C++ STL

cpp-queue

cpp-priority-queue

Last Updated: 23 June 2022

Queue are a type of container adaptors which operate in a first in first out (FIFO) type of arrangement. Elements are inserted at the back ( ...read more

queue::empty() and queue::size() in C++ STL

cpp-queue

Last Updated: 04 June 2023

Queue is a type of container adaptor that operate in a first in first out (FIFO) type of arrangement. Elements are inserted at the back (end ...read more

How to insert elements in C++ STL List ?

Last Updated: 13 September 2023

List has been discussed in many articles, but the sole purpose of this article is to cover all types of insertions that are possible to be c ...read more

fill() and fill_n() functions in C++ STL

cpp-list

Last Updated: 23 August 2022

A vector, once declared, has all its values initialized to zero. Following is an example code to demonstrate the same.[tabby title="CPP"][so ...read more