How to implement delayed loading of images in php

php method to implement delayed loading of images: when reaching the specified loading image location, replace the src attribute value of img with the data-src attribute value, such as [imgs[i].src = imgs[i ].getAttribute('data-src');】.

#When you reach the specified loading image location, just replace the attribute value of img's src with the attribute value of data-src. At this time, img will request resource.

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imgs[i].src = imgs[i].getAttribute('data-src');

Code implementation:

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