I find the article misleading because it's not "vs". You can use both defer and async together, they don't exclude each other since they are unrelated. Defer is to wait for the page dom first, async is when other scripts don't need to wait for it.
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I find the article misleading because it's not "vs". You can use both
deferandasynctogether, they don't exclude each other since they are unrelated. Defer is to wait for the page dom first, async is when other scripts don't need to wait for it.