C++ Functions

gistfile1.txt

STRING TO CHAR[]

string tmp = "cat";
char tab2[1024];
strcpy(tab2, tmp.c_str());


ARRAY TO SET
std::set<T> set(begin(array), end(array));

int arr{} = {1,55,4,2,35,1,5}; //declare the array
int arrSize = sizeof(arr)/arr[0]; //get size of the array
set<int> s(arr, arr+arrSize);  //move the array to the set ***


STRING TO INT
atoi( str.c_str() )
std::stoi( str )

INT TO STRING
std::string s = std::to_string(42);