php url字符串截取路径的文件名和扩展名_PHP教程

php url字符串截取路径的文件名和扩展名

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

function getExt($url)
{
$path=parse_url($url);
$str=explode('.',$path['path']);
return $str[1];
}
echo getExt('http://www.bkjia.com//fg.php?id=1');
?>

http://www.bkjia.com/PHPjc/364501.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/364501.htmlTechArticlephp url字符串截取路径的文件名和扩展名 function retrieve($url) { preg_match('/\/([^\/]+\.[a-z]+)[^\/]*$/',$url,$match); return $match[1]; } ?php function getExt($url)...