/Java/Sum of list java

Sum of list java

Sum and array list java

int sum = (list.stream().
        mapToInt(i -> i.intValue()).sum()

3

Sum of list java

double sum = 0;
for(int i = 0; i < m.size(); i++)
    sum += m.get(i);
return sum;

1

Source: stackoverflow.com

Inbuild method to sum of an arraylist elements in java

doubleList.stream().reduce((a,b)->a+b).get();

1

Source: stackoverflow.com

Inbuild method to sum of an arraylist elements in java

//If you have a List<Integer>
int sum = list.stream().mapToInt(Integer::intValue).sum();

//If it's an int[]
int sum = IntStream.of(a).sum();

-1

Similar codes

0 vote172 views1 answer
Private void loadMaze(String mazeFile)
Java
2 votes240 views1 answer
Bukkit inventory set name
Java
0 vote215 views1 answer
Android select video samsung stackoverflow
Java
3 votes218 views1 answer
How to randomize an array java
Java
0 vote260 views1 answer
Find the unique element in a list java
Java
7 votes229 views3 answers
Throw and throws keyword in java
Java
0 vote248 views1 answer
How to put array in array list stack overflow
Java
1 vote227 views1 answer
Java xmx example
Java
0 vote218 views1 answer
Android how to get month on world programmatically
Java
13 votes209 views2 answers
How to make a dictionary in java
Java

Share