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How to save network images in php (code)

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Release: 2023-04-03 20:54:01
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The content of this article is about how to save network images (code) in PHP. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to you.

function file_exists_S3($url)
{    
$state = @file_get_contents($url,0,null,0,1);//获取网络资源的字符内容
    if($state){        
    $filename = date("dMYHis").'.jpg';//文件名称生成
        ob_start();//打开输出
        readfile($url);//输出图片文件
        $img = ob_get_contents();//得到浏览器输出
        ob_end_clean();//清除输出并关闭
        $size = strlen($img);//得到图片大小
        $fp2 = @fopen($filename, "a");        
        fwrite($fp2, $img);//向当前目录写入图片文件,并重新命名
        fclose($fp2);        
        return 1;
    } else{        
           return 0;
           }
    }
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Note: $filename can be rewritten to the path you need

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