ȸ¿ø°¡ÀԡžÆÀ̵ð/ºñ¹øã±â
ȨÀ¸·Î

¿ø°ÝÁö ÆÄÀÏÀÇ Á¸Àç ¿©ºÎ¸¦ üũ »ç¿ëÀÚ ÇÔ¼ö
11³â Àü
<?php
/**
* @description  : ¿ø°Ý ÆÄÀÏ Ã¼Å©
* @param        :  url (http://domain.com/file.gif)
*/

function remote_file_exist($url)
{
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL,$url);
        // don't download content
        curl_setopt($ch, CURLOPT_NOBODY, 1);
        curl_setopt($ch, CURLOPT_FAILONERROR, 1);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        if(curl_exec($ch)!==FALSE)
        {
            return TRUE;
        }
        else
        {
            return FALSE;
        }
}

// or

function url_exists($url)
{
    if(@file_get_contents($url,0,NULL,0,1))
    {
        return 1;
    }
    else
    {
        return 0;
     }
}

?>


¿¹Á¦)
<?php

if( remote_file_exist('http://xespresso.net/filies/text.txt') == true )
{
echo 'ÆÄÀÏÀÌ Á¸Àç ÇÕ´Ï´Ù.';
}
else
{
echo 'ÆÄÀÏÀÌ Á¸ÀçÇÏÁö ¾Ê½À´Ï´Ù.';
}

?>

¿ø°Ý À̹ÌÁö ÆÄÀÏ Á¸Àç¿©ºÎ üũ
<?php

    $external_link = 'http://www.xespresso.com/example.jpg';

    if (@GetImageSize($external_link)) {

        echo "image exists";

    } else {

        echo "image does not exist";

    }

?>

URL Á¸Àç ¿©ºÎ üũ
<?php

function url_exists($url)
{
    if(strstr($url, "http://")) $url = str_replace("http://", "", $url);
    $fp = @fsockopen($url, 80);
    if($fp === false) return false;
  return true;

}

// or

function url_exists($url)
{

    if ((strpos($url, "http")) === false) $url = "http://" . $url;
    if (is_array(@get_headers($url)))
        return true;
    else
        return false;

}


// or


function is_valid_url($url)
{

    $url = @parse_url($url);
    if (!$url)
    {
        return false;
    }
    $url = array_map('trim', $url);
    $url['port'] = (!isset($url['port'])) ? 80 : (int)$url['port'];
    $path = (isset($url['path'])) ? $url['path'] : '';
    if ($path == '')
    {
        $path = '/';
    }
    $path .= (isset($url['query'])) ? "?$url[query]" : '';
    if (isset($url['host']) AND $url['host'] != gethostbyname($url['host']))
    {
        if (PHP_VERSION >= 5)
        {
           $headers = get_headers("$url[scheme]://$url[host]:$url[port]$path");
        }
        else
        {
            $fp = fsockopen($url['host'], $url['port'], $errno, $errstr, 30);
            if (!$fp)
            {
            return false;
            }
            fputs($fp, "HEAD $path HTTP/1.1\r\nHost: $url[host]\r\n\r\n");
            $headers = fread($fp, 4096);
            fclose($fp);
        }
        $headers = (is_array($headers)) ? implode("\n", $headers) : $headers;
        return (bool)preg_match('#^HTTP/.*\s+[(200|301|302)]+\s#i', $headers);
    }
    return false;

}

?>

¸ÞÀÏ Á¸Àç ¿©ºÎ üũ
<?php



if(!function_exists('checkdnsrr'))

function checkdnsrr($hostName, $recType = '')
{

if(!empty($hostName)) {
   if( $recType == '' ) $recType = "MX";
   exec("nslookup -type=$recType $hostName", $result);
   // check each line to find the one that starts with the host
   // name. If it exists then the function succeeded.
   foreach ($result as $line) {
     if(eregi("^$hostName",$line)) {
       return true;
     }
   }
   // otherwise there was no mail handler for the domain
   return false;
}
return false;

}


function email_exist($email) {

    list($userid, $domain) = split("@", $email);
    if (checkdnsrr($domain, "MX")) { return true;} else { return false;}

}

// or

function check_email($email)
{

    $email_error = false;
    $Email = htmlspecialchars(stripslashes(strip_tags(trim($email)))); //parse unnecessary characters to prevent exploits
    if ($Email == "") { email_error = true; }
    elseif (!eregi("^([a-zA-Z0-9._-])+@([a-zA-Z0-9._-])+\.([a-zA-Z0-9._-])([a-zA-Z0-9._-])+", $Email)) { email_error = true; }

    else {
    list($Email, $domain) = split("@", $Email, 2);
        if (! checkdnsrr($domain, "MX")) { email_error = true; }
        else {
        $array = array($Email, $domain);
        $Email = implode("@", $array);
        }
    }
    if (email_error) { return false; } else{return true;}

}

// or

function check_email($email)
{

    $email_error = false;
    $Email = htmlspecialchars(stripslashes(strip_tags(trim($email)))); //parse unnecessary characters to prevent exploits
    if ($Email == "") { email_error = true; }
    elseif (!eregi("^([a-zA-Z0-9._-])+@([a-zA-Z0-9._-])+\.([a-zA-Z0-9._-])([a-zA-Z0-9._-])+", $Email)) { email_error = true; }
    else {
    list($Email, $domain) = split("@", $Email, 2);
        if (! checkdnsrr($domain, "MX")) { email_error = true; }
        else {
        $array = array($Email, $domain);
        $Email = implode("@", $array);
        }
    }
    if (email_error) { return false; } else{return true;}

}


?>






ÃßõÃßõ : 480 Ãßõ ¸ñ·Ï
¹øÈ£ Á¦¸ñ
2,885
input ÀÔ·Â ÇÊµå ¾ÕµÚ °ø¹é ½Ç½Ã°£ Á¦°Å
2,884
Placeholder Æ÷Ä¿½º½Ã °¨Ãß±â
2,883
MySQL Áߺ¹µÈ µ¥ÀÌÅ͸¦ »èÁ¦
2,882
MySQL Áߺ¹ µ¥ÀÌÅÍ È®ÀÎ
2,881
sessionStorage.getItem ¿Í sessionStorage.setItem
2,880
Á¦ÀÌÄõ¸® ·£´ýÀ¸·Î ¹è°æ»ö º¯°æ
2,879
preg match¿¡ °üÇÑ Á¤±Ô½Ä
2,878
Stream an audio file with MediaPlayer ¿Àµð¿À ÆÄÀÏ ½ºÆ®¸®¹Ö Çϱâ
2,877
Audio Streaming PHP Code
2,876
PHP $ SERVER ȯ°æ º¯¼ö Á¤¸®
2,875
Vimeo (ºñ¸Þ¿À) API ¸¦ »ç¿ëÇÏ¿© Ç÷¹À̾î ÄÁÆ®·ÑÇϱâ
2,874
iframe »ç¿ë½Ã ÇÏ´Ü¿¡ ¹ß»ýÇÏ´Â °ø¹é Á¦°Å¹æ¹ý
2,873
¾ÆÀÌÇÁ·¹ÀÓ(iframe) Àüüȭ¸é °¡´ÉÇÏ°Ô Çϱâ
2,872
ºÎÆ®½ºÆ®·¦(bootstrapk)¿¡¼­ »ç¿ëÇÏ´Â class¸í Á¤¸®
2,871
ºÎÆ®½ºÆ®·¦ CSS
2,870
Å©·Ò¿¡¼­ ¸¶Áø Á¶Àý
2,869
PHP ÇöÀç ÆäÀÌÁöÀÇ µµ¸ÞÀθíÀ̳ª urlµîÀÇ Á¤º¸ ¾Ë¾Æ¿À±â
2,868
PHP preg match all()
2,867
PHP ·Î À¥ÆäÀÌÁö ±Ü¾î¿À±â ¸ðµç ¹æ¹ý ÃÑÁ¤¸®!
2,866
[PHP] ¿ø°ÝÁö ÆÄÀÏ ÁÖ¼Ò ³ëÃâ ¾ÈÇÏ°í curl·Î ´Ù¿î·Îµå ¹Þ±â
2,865
PHP ÇÔ¼ö Á¤¸®
2,864
¾ÆÀÌÇÁ·¹ÀÓ(iframe) ºñÀ² À¯ÁöÇϸ鼭 Å©±â Á¶ÀýÇÏ´Â ¹æ¹ý
2,863
PHP ¹è¿­¿¡¼­ ¹«ÀÛÀ§·Î Çϳª »Ì¾ÆÁÖ´Â array rand() ÇÔ¼ö
2,862
PHP Á¤±Ô½Ä Á¤¸®
2,861
PHP Á¤±Ô½ÄÀ» È°¿ëÇÑ ÅÂ±× ¹× ƯÁ¤ ¹®ÀÚ¿­ Á¦°Å ¹× ÃßÃâ ¹æ¹ý
2,860
php Å©·Ñ¸µ ¶Ç´Â ÆÄ½Ì ÇÔ¼ö, Á¤±Ô½Ä ¸ðÀ½
2,859
Á¦ÀÌÄõ¸® ±âº» ¸í·É¾î
2,858
À¥ÆäÀÌÁö °¡·Î ¸ðµå¼¼·Î ¸ðµå ÀνÄÇϱâ
2,857
¸ð¹ÙÀÏ À¥ È­¸é °­Á¦ ȸÀü(°¡·Î¸ðµå °íÁ¤)
2,856
[HTML5]¿¡¼­ frameset ´ëü ¹æ¹ý°ú iframe ¼Ó¼º
¸ñ·Ï
¹ÂÁ÷Æ®·ÎÆ® ºÎ»ê±¤¿ª½Ã ºÎ»êÁø±¸ °¡¾ßµ¿ ¤Ó °³ÀÎÁ¤º¸Ãë±Þ¹æħ
Copyright ¨Ï musictrot All rights reserved.