How to convert php images to binary

How to convert php images into binary: first get the image address; then open it in binary mode through the "fopen($image,'rb');" method; then read the data through the fread function; and finally output the binary Just data.

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PHP converts images into binary

Get the image binary data

$image = 'images/psb.jpg';  //图片地址
$fp = fopen($image,'rb');  //以二进制模式打开
$content = fread($fp,filesize($image)); //读取
echo $content; //输出二进制数据，为乱码

The obtained binary data is output as an image (just add header)

header( "Content-type: image/jpeg");
$image = 'images/psb.jpg';  //图片地址
$fp = fopen($image,'rb');  //以二进制模式打开
$content = fread($fp,filesize($image)); //读取
echo $content; //输出图片

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