PHP检验URL是否正确
实际上是毫无作用的函数了~因为现在的域名商都很滑。很多域名只要注册了，就算不使用也会被默认指向一个域名商的网址。所以即便探过去，都会返回一个200值。 = = 这也是没办法的事。<?php
$url = 'http://www.example.com';
print_r(get_headers($url));
print_r(get_headers($url, 1));
?>
Array
(
=> HTTP/1.1 200 OK
=> Date: Sat, 29 May 2004 12:28:13 GMT
=> Server: Apache/1.3.27 (Unix)(Red-Hat/Linux)
=> Last-Modified: Wed, 08 Jan 2003 23:11:55 GMT
=> ETag: "3f80f-1b6-3e1cb03b"
=> Accept-Ranges: bytes
=> Content-Length: 438
=> Connection: close
=> Content-Type: text/html
)
Array
(
=> HTTP/1.1 200 OK
=> Sat, 29 May 2004 12:28:14 GMT
=> Apache/1.3.27 (Unix)(Red-Hat/Linux)
=> Wed, 08 Jan 2003 23:11:55 GMT
=> "3f80f-1b6-3e1cb03b"
=> bytes
=> 438
=> close
=> text/html
)
<?php
//$fp = file_get_contents("http://www.163.com");
$fp = fsockopen("www.selangsfer32.com", 80, $errno, $errstr, 30);
if (!$fp) {
echo "$errstr ($errno)<br />/n";
exit;
}
?>
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