PHP can download images, but the downloaded images are incorrectly displayed. why?

This article explains in detail the reasons why php images are incorrectly downloaded. For more information, see.

The same is true for other images and cannot be displayed. why?

Haha, this is quite troublesome. Let's see where the code contains spaces or empty line breaks, or the ob_start () will output a buffer and try it out.

After testing, the code is correct. Check whether the file is faulty. If the file is good before Download, check whether there is output in front of the header.

The above is why php-PHP can download images but the downloaded images are incorrectly displayed? For more information, see The PHP Chinese website (www.php1.cn )!