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robpataki/addup.js

Created May 11, 2017 16:23
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Add up numbers in an array
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addup.js
function addUp(arr) {
return arr.reduce(function(a, b){return a+b;}, 0)
}
var arr = [1, 2, 3, 4, 5];
var sum = addUp(arr); //15
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