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(Solved): Write a function called pluck, which takes an array of objects and the name of a key. The function ...
Write a function called pluck, which takes an array of objects and the name of a key. The function should return an array containing the value associated with that key for each object, or - 1 if that key is not present in the object.
Expert Answer
#include #include #include #include using namespace std; vector pluck(vector> arr, string key) { vector result; for (auto i : arr) { if (i.find(key) != i.end()) {