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PHP ÆÄÀÏ ³»ºÎ¿¡¼­ ¿ø°Ý È£½ºÆ®¿¡ À§Ä¡ÇÑ À̹ÌÁö ÆÄÀÏÀ» °¡Á®´Ù°¡ IMG ű׸¦ ´Þ¾Æ¼­ »ç¿ëÇÏ´Â ±â´ÉÀÌ ÇÊ¿äÇߴµ¥, ¸µÅ©°¡ À߸ø µÇ¾ú°Å³ª ¿ø°Ý È£½ºÆ®°¡ ÀÀ´äÀÌ ¿À·¡ °É¸®°Å³ª Á¤Áö »óÅÂ¶ó¼­ À̹ÌÁö¸¦ °¡Áö°í ¿ÀÁö ¸øÇÏ´Â ¹®Á¦°¡ ÀÚÁÖ ¹ß»ýÇÏ°ï Çß´Ù.

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< ?
function shutdown_connection()
{
    global $fp;
    socket_shutdown($fp);
    fclose($fp);
}
function check_image($url, $timeout = 10)
{
    $url_stuff = parse_url($url);
    $host_name = $url_stuff[host];
    $fp = fsockopen($host_name, 80, $errno, $errstr, 2);
    if (!$fp) {
        return 0;
    } else {
        socket_set_timeout($fp, $timeout);
        if (fputs($fp, "GET $url HTTP/1.0\n")) {
            $res = fread($fp, 1024);
            if (stristr($res, "Content-Type: image")) {
                return 1;
            }
        }  
        fclose($fp);
    }
    return 0;
}
? >

»ç¿ë¿¹´Â ´ÙÀ½°ú °°´Ù. ŸÀӾƿôÀ» 3ÃÊ·Î ÁöÁ¤ÇÏ¿© 3ÃÊ µ¿¾È À̹ÌÁö¸¦ °¡Á®¿ÀÁö ¸øÇϸé 0À» ¹ÝȯÇÏ°í 3ÃÊ ³»¿¡ À̹ÌÁö°¡ Á¸ÀçÇÔÀ» È®ÀÎÇϸé 1À» ¹ÝȯÇÑ´Ù.
< ?
if (check_image($image_path, 3) == 1) {
    // À̹ÌÁö ÀÖÀ½
} else {
    // À̹ÌÁö ¾øÀ½
}
?>
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