find last of c++ code example

Example 1: find last element of an array c++

int arr={1,2,3,4,5,6};
int length=sizeof(arr)/sizeof(int);
int lastElement=aar[length-1];

Example 2: find last occurrence of character in string c++

auto find_char = 'a'
size_t last_occurence_index = str.find_last_of(find_char);