Sum ArrayList Java

sum of all elements in arraylist java code example

Example 1: sum of arraylist java 8

int total = numbers.stream[].mapToInt[i -> i.intValue[]].sum[]; System.out.print[total];

Example 2: inbuild method to sum of an arraylist elements in java

//If you have a List int sum = list.stream[].mapToInt[Integer::intValue].sum[]; //If it's an int[] int sum = IntStream.of[a].sum[];

Example 3: inbuild method to sum of an arraylist elements in java

doubleList.stream[].reduce[[a,b]->a+b].get[];

Video liên quan

Chủ Đề