Function chain

Returns IterableIterator<T>

An iterator which yields the values of the iterables in the order in which they are supplied.

Example

import { chain } from '@lumino/algorithm';

let data1 = [1, 2, 3];
let data2 = [4, 5, 6];

let stream = chain(data1, data2);

Array.from(stream);  // [1, 2, 3, 4, 5, 6]
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