20 lines
497 B
Markdown
20 lines
497 B
Markdown
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# Async iteration and generators
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In web-programming, we often need to work with fragmented data that comes piece-by-piece.
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That happens when we upload or download a file. Or we need to fetch paginated data.
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For
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Either we need to download or upload something, or we need
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In the previous chapter we saw how `async/await` allows to write asynchronous code.
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But they don't solve
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Regular iterators work fine with the data that doesn't take time to generate.
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A `for..of` loop assumes that we
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