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# Scala Set sum() method with example

• Last Updated : 18 Oct, 2019

The sum() method is utilized to find the sum of all the elements of the set.

Method Definition: def sum: A

Return Type: It returns the sum of all the elements of the set.

Example #1:

 `// Scala program of sum() ``// method `` ` `// Creating object ``object` `GfG ``{ `` ` `    ``// Main method ``    ``def` `main(args``:``Array[String]) ``    ``{ ``        ``// Creating a set ``        ``val` `s``1` `=` `Set(``4``, ``1``, ``2``, ``3``) ``         ` `        ``// Applying sum method ``        ``val` `result ``=` `s``1``.sum``         ` `        ``// Display output``        ``println(result)``    ``} ``} `
Output:
```10
```

Example #2:

 `// Scala program of sum() ``// method `` ` `// Creating object ``object` `GfG ``{ `` ` `    ``// Main method ``    ``def` `main(args``:``Array[String]) ``    ``{ ``        ``// Creating a set ``        ``val` `s``1` `=` `Set(``4``, ``1``, ``2``, ``3``, ``6``, ``5``, ``8``) ``         ` `        ``// Applying sum method ``        ``val` `result ``=` `s``1``.sum``         ` `        ``// Display output``        ``println(result)``    ``} ``} `
Output:
```29
```

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