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php获取url字符串截取路径的文件名和扩展名的函数

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2016-06-13 12:19:051156browse

php获取文件名

复制代码 代码如下:


function retrieve($url)
{
preg_match('/\/([^\/]+\.[a-z]+)[^\/]*$/',$url,$match);
return $match[1];
}


php获取文件扩展名

复制代码 代码如下:


function getExt($url)
{
$path=parse_url($url);
$str=explode('.',$path['path']);
return $str[1];
}
echo getExt('http://tools.jb51.net/abc/de/fg.php?id=1');
?>

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