js index of last element in array code example

Example 1: how to get last item in array javascript

let nums = [1,2,3,4,5];
let lastOne = nums.pop();
// -> lastOne = 5
// -> nums = [1,2,3,4];

Example 2: how to find last element in array

int [] y={1,2,3,4,5};
int c=(n.length-1);