method Enumerable.prototype.concat Enumerable.prototype.concat(other: AsyncIterable<T>): Enumerable<T> Concatenate this sequence with another. Examples Join two sequences import { enumerate } from "jsr:@j50n/proc"; const result = await enumerate([1, 2]) .concat(enumerate([3, 4])) .collect(); // [1, 2, 3, 4] Parameters other: AsyncIterable<T> The sequence to append. Return Type Enumerable<T> An Enumerable of concatenated items.