cplusplus vector find - PrivacyWall

https://cplusplus.com/reference/algorithm/find/

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Find value in range - C++ Users

Input iterators to the initial and final positions in a sequence. The range searched is [first,last), which contains all the elements between first and last, including the element pointed by first but not the element pointed by last. Value to search for in the range.

https://stackoverflow.com/questions/571394/how-to-find-out-if-an-...

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How to find out if an item is present in a std::vector?

All I want to do is to check whether an element exists in the vector or not, so I can deal with each case. do_this(); do_that(); @naumcho: If the vector is sorted there's always binary search, as posted below. This makes it as fast as a map and if you're only storing values (not key/value maps) then it's going to use a lot less memory.

https://en.cppreference.com/w/cpp/algorithm/find

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std::find, std::find_if, std::find_if_not - cppreference.com

Returns an iterator to the first element in the range [first,last) that satisfies specific criteria (or last if there is no such iterator). 1)find searches for an element equal to value (using operator==). 3)find_if searches for an element for which predicate p returns true. 5)find_if_not searches for an element for which predicate q returns false.

https://www.geeksforgeeks.org/std-find-in-cpp/

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find() in C++ STL | GeeksforGeeks

In this article, we will learn about find () function in C++. The std::find () is a C++ STL function defined inside <algorithm> header file. Parameters: first: Iterator to the first element of range. last: Iterator to the theoretical element just after the last element of range. val: Value to be searched. Return Value:

https://cppscripts.com/cpp-vector-find

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C++ Vector Find: Mastering Element Search in C++

In C++, the `std::find` algorithm can be used to locate an element within a vector, returning an iterator to the found element or the end iterator if the element is not present. std::vector<int> vec = {1, 2, 3, 4, 5}; auto it = std:: find (vec. begin (), vec. end (), 3); if (it != vec. end ()) {

https://www.w3schools.com/cpp/ref_algorithm_find.asp

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C++ algorithm find() function - W3Schools

The find() function returns an iterator pointing to the first occurrence of a specified value in a data range. If the value is not found then it returns the iterator pointing to the end of the data range. The range of data is specified by iterators. <type> refers to the type of the data that the range contains. Required.

https://riptutorial.com/cplusplus/example/2326/finding-an-element...

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C++ Tutorial => Finding an Element in std::vector

The function std::find, defined in the <algorithm> header, can be used to find an element in a std::vector. std::find uses the operator== to compare elements for equality. It returns an iterator to the first element in the range that compares equal to the value.

https://cplusplus.com/reference/vector/vector/

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vector - C++ Users

Vectors are sequence containers representing arrays that can change in size. Just like arrays, vectors use contiguous storage locations for their elements, which means that their elements can also be accessed using offsets on regular pointers to its elements, and just as efficiently as in arrays.

https://www.geeksforgeeks.org/how-to-find-index-of-a-given-elemen...

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How to Find Index of a Given Element in a Vector in C++?

In this article, we will learn the reverse process, i.e., finding the index of the given element in a vector in C++. The simplest way to find the index of the given element in the vector is by using find () function. Let’s take a look at a simple example:

https://www.scaler.com/topics/cpp-find/

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find() Function in C++ - Scaler Topics

After declaring the vector, we invoke the find () function where vec.begin (), vec.end () and a is passed as the parameters or arguments and the result is stored in res variable.

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