sprengerjo/gist:5853059

## gistfile1.xtend
// pretty cool way of saying: sum ‘+’ all values stored in ‘scores’, a is the result of the previous iteration,
// b is the current value.
[ scores.reduce[a, b | a + b ]]

// You can also do something like this:
scores.forEach[value, index | println(value + "@" + index)]
	// pretty cool way of saying: sum ‘+’ all values stored in ‘scores’, a is the result of the previous iteration,
	// b is the current value.
	[ scores.reduce[a, b \| a + b ]]

	// You can also do something like this:
	scores.forEach[value, index \| println(value + "@" + index)]