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Lesson Condense arrays with reduce

Rafael J. Rodriguez edited this page Jan 6, 2017 · 2 revisions

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Condense arrays with reduce

Reduce can be useful for condensing an array or numbers into one value.

var array = [4,5,6,7,8];
var singleVal = 0;
// Only change code below this line.

var singleVal = array.reduce(function(previousVal, currentVal){

  return previousVal+currentVal;

});

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