What's the principle of download speed testing
I am studying ios development, and I want to develop an app to test the download-speed of my iphone, but I don't know the principle, who can give me some suggestion.
Thank you.
What's the principle of download speed testing
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I am studying ios development, and I want to develop an app to test the download-speed of my iphone, but I don't know the principle, who can give me some suggestion.
Thank you.