What is lazy loading example?

For example, If an entire photo gallery is downloaded but the user leaves after only viewing the first image, then the result is wasted memory and bandwidth . Instead of bulk loading all of the content when the page is accessed, content can be loaded when the user accesses a part of the page that requires it.

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Do images get cached?

does the browser cache images automatically? @Logan: Yes, the browser caches images automatically, provided your server sends the necessary headers to tell the browser it’s safe to cache it . (These headers may also tell the browser the expiration time, which is part of your question.)

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