How to dynamically generate thumbnails and output and display by php

This article mainly introduces how php dynamically generates thumbnails and outputs them. It has certain reference value. Interested friends can refer to it. I hope you will gain a lot after reading this article. Let Xiaobian take you to understand it together.

The details are as follows:

Call method:

This code can dynamically generate thumbnail images for large images, images generated in memory, not hard disk to generate real files

The thumbs.php file is as follows:

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