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if ($url == '') {
return false;
}
$ext = strrchr($url, '.');
if ($ext != '.gif' && $ext != '.jpg') {
return false;
}
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!is_dir($filepath)?mkdir($filepath):null;
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$filetime = time();
$filename = date("ymdhis",$filetime).rand(100,999).'.'.substr($url,-3,3);
//¶ÁȡͼƬ
$img = file_get_contents($url);
//Ö¸¶¨´ò¿ªµÄÎļþ
$fp = @ fopen($filepath.'/'.$filename, 'a');
//дÈëͼƬµ½Ö¸¶¨µÄÎı¾
fwrite($fp, $img);
fclose($fp);
return '/'.$filepath.'/'.$filename;
}
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