PHP gets remote pictures to local

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Release： 2016-07-25 08:42:51

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/*
* Get remote image to local
*/
function GrabImage($url){
if($url != ""){ //If the image address is empty
$ext = strrchr($url,'.'); //Determine the format of the image
if($ext != '.jpg' && $ext != '.gif' && $ext != '$png'){
return false;exit;
}
$filename_r = time().rand(10,9000).$ext; //Name the picture
$filename = 'getimg/'.$filename_r;
ob_start(); //Open the buffer Area
readfile($url);
$imginfo = ob_get_contents(); //Get the contents of the buffer
ob_end_clean(); //Clear and close the buffer
$fp = fopen($filename,'a');
fwrite($fp,$imginfo);
fclose($fp);
}else{
return false;
}
}
$start_time = microtime(true);
GrabImage("http://img4.shougongke.com /Public/advance/53846840dafb4.jpg");
$end_time = microtime(true);
$time = round($end_time-$start_time,3);
echo 'Total program time'.$time.'seconds';
?>

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PHP 远程图片获取到本地

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