how to clear a vector in c++ code example
Example 1: delete from front in vector c++
// Deleting first element
vector_name.erase(vector_name.begin());
// Deleting xth element from start
vector_name.erase(vector_name.begin()+(x-1));
// Deleting from the last
vector_name.pop_back();
Example 2: C++ Vector clear syntax
vector<T>().swap(x); // clear x reallocating