Spread calls allow an iterable expression to be spread into function arguments, similar to using Function.prototype.apply. Spread array allows an array literal to contain spread expressions which spreads the values of the iterator into the array.
Docs: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Spread_operator
Samples: https://googlechrome.github.io/samples/spread-operator/index.html