fungsi jumlah rekursif javascript
// Write a recursive method that returns the sum of all elements in an array
function recSum(nums) {
if (nums.length === 1 ) {
return nums[0];
}
if (nums.length === 0 ) {
return 0;
}
let sum = nums[0] + recSum(nums.slice(1,nums.length));
return sum;
}
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