How to use PHP to parse base64 data to generate images

The example in this article describes how PHP parses base64 data to generate images. Share it with everyone for your reference, the details are as follows:

$base64 = "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";
$img = base64_decode($base64);
//$a = file_put_contents('./test.jpg', $img);//保存图片，返回的是字节数
//print_r($a);
Header( "Content-type: image/jpeg");//直接输出显示jpg格式图片
echo $img;

The operation renderings are as follows:

I hope this article will be helpful to everyone in PHP programming.

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