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直接拿来用九个超实用的PHP代码片段（二）

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

每位 点击查看PHP代码片段（一）

　　1) Whois query using PHP ——利用PHP获取Whois请求 

　　利用这段代码，在特定的whois信息。把域名名称作为参数，并显示所有域名的相关信息。

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function <span id="5_nwp" style="width: auto; height: auto; float: none;"><a id="5_nwl" href="http://cpro.baidu.com/cpro/ui/uijs.php?adclass=0&app_id=0&c=news&cf=1001&ch=0&di=128&fv=19&is_app=0&jk=c4615ba7eed770c&k=whois&k0=whois&kdi0=0&luki=7&mcpm=0&n=10&p=baidu&q=06011078_cpr&rb=0&rs=1&seller_id=1&sid=c77ed7eba15460c&ssp2=1&stid=0&t=tpclicked3_hc&td=1922429&tu=u1922429&u=http%3A%2F%2Fwww%2Eadmin10000%2Ecom%2Fdocument%2F4038%2Ehtml&urlid=0" target="_blank" mpid="5" style="text-decoration: none;"><span style="color:#0000ff;font-size:14px;width:auto;height:auto;float:none;">whois</span></a></span>_query($<span id="6_nwp" style="width: auto; height: auto; float: none;"><a id="6_nwl" href="http://cpro.baidu.com/cpro/ui/uijs.php?adclass=0&app_id=0&c=news&cf=1001&ch=0&di=128&fv=19&is_app=0&jk=c4615ba7eed770c&k=domain&k0=domain&kdi0=0&luki=8&mcpm=0&n=10&p=baidu&q=06011078_cpr&rb=0&rs=1&seller_id=1&sid=c77ed7eba15460c&ssp2=1&stid=0&t=tpclicked3_hc&td=1922429&tu=u1922429&u=http%3A%2F%2Fwww%2Eadmin10000%2Ecom%2Fdocument%2F4038%2Ehtml&urlid=0" target="_blank" mpid="6" style="text-decoration: none;"><span style="color:#0000ff;font-size:14px;width:auto;height:auto;float:none;">domain</span></a></span>) {
 
    // fix the domain name:
    $domain = strtolower(trim($domain));
    $domain = preg_replace('/^http:\/\//i', '', $domain);
    $domain = preg_replace('/^www\./i', '', $domain);
    $domain = explode('/', $domain);
    $domain = trim($domain[0]);
 
    // split the TLD from domain name
    $_domain = explode('.', $domain);
    $lst = count($_domain)-1;
    $ext = $_domain[$lst];
 
    // You find resources and lists
    // like these on wikipedia:
    //
    // <a href="http://de.wikipedia.<span >http://de.wikipedia.org/wiki/Whois</a>
    //
    $<span id="8_nwp" style="width: auto; height: auto; float: none;"><a id="8_nwl" href="http://cpro.baidu.com/cpro/ui/uijs.php?adclass=0&app_id=0&c=news&cf=1001&ch=0&di=128&fv=19&is_app=0&jk=c4615ba7eed770c&k=server&k0=server&kdi0=0&luki=3&mcpm=0&n=10&p=baidu&q=06011078_cpr&rb=0&rs=1&seller_id=1&sid=c77ed7eba15460c&ssp2=1&stid=0&t=tpclicked3_hc&td=1922429&tu=u1922429&u=http%3A%2F%2Fwww%2Eadmin10000%2Ecom%2Fdocument%2F4038%2Ehtml&urlid=0" target="_blank" mpid="8" style="text-decoration: none;"><span style="color:#0000ff;font-size:14px;width:auto;height:auto;float:none;">server</span></a></span>s = array(
        "biz" => "<span ,
        "com" => "whois.internic.net",
        "us" => "whois.nic.us",
        "coop" => "whois.nic.coop",
        "info" => "whois.nic.info",
        "name" => "whois.nic.name",
        "net" => "whois.internic.net",
        "<span ,
        "edu" => "whois.internic.net",
        "mil" => "rs.internic.net",
        "int" => "whois.iana.<span ,
        "ac" => "<span ,
        "ae" => "whois.uaenic.ae",
        "at" => "whois.ripe.net",
        "au" => "whois.aunic.net",
        "be" => "whois.dns.be",
        "bg" => "whois.ripe.net",
        "br" => "whois.registro.br",
        "bz" => "whois.belizenic.bz",
        "ca" => "whois.cira.ca",
        "cc" => "whois.nic.cc",
        "ch" => "whois.nic.ch",
        "cl" => "whois.nic.cl",
        "cn" => "<span ,
        "cz" => "whois.nic.cz",
        "de" => "whois.nic.de",
        "fr" => "whois.nic.fr",
        "hu" => "whois.nic.hu",
        "ie" => "whois.<span ,
        "il" => "whois.isoc.<span ,
        "in" => "whois.ncst.ernet.in",
        "ir" => "whois.nic.ir",
        "mc" => "whois.ripe.net",
        "to" => "whois.tonic.to",
        "tv" => "whois.tv",
        "ru" => "<span ,
        "org" => "whois.pir.org",
        "aero" => "whois.information.aero",
        "nl" => "whois.domain-registry.nl"
    );
 
    if (!isset($<span id="17_nwp" style="width: auto; height: auto; float: none;"><a id="17_nwl" href="http://cpro.baidu.com/cpro/ui/uijs.php?adclass=0&app_id=0&c=news&cf=1001&ch=0&di=128&fv=19&is_app=0&jk=c4615ba7eed770c&k=server&k0=server&kdi0=0&luki=3&mcpm=0&n=10&p=baidu&q=06011078_cpr&rb=0&rs=1&seller_id=1&sid=c77ed7eba15460c&ssp2=1&stid=0&t=tpclicked3_hc&td=1922429&tu=u1922429&u=http%3A%2F%2Fwww%2Eadmin10000%2Ecom%2Fdocument%2F4038%2Ehtml&urlid=0" target="_blank" mpid="17" style="text-decoration: none;"><span style="color:#0000ff;font-size:14px;width:auto;height:auto;float:none;">server</span></a></span>s[$ext])){
        die('Error: No matching nic server found!');
    }
 
    $nic_server = $servers[$ext];
 
    $output = '';
 
    // connect to whois server:
    if ($conn = fsockopen ($nic_server, 43)) {
        fputs($conn, $<span id="18_nwp" style="width: auto; height: auto; float: none;"><a id="18_nwl" href="http://cpro.baidu.com/cpro/ui/uijs.php?adclass=0&app_id=0&c=news&cf=1001&ch=0&di=128&fv=19&is_app=0&jk=c4615ba7eed770c&k=domain&k0=domain&kdi0=0&luki=8&mcpm=0&n=10&p=baidu&q=06011078_cpr&rb=0&rs=1&seller_id=1&sid=c77ed7eba15460c&ssp2=1&stid=0&t=tpclicked3_hc&td=1922429&tu=u1922429&u=http%3A%2F%2Fwww%2Eadmin10000%2Ecom%2Fdocument%2F4038%2Ehtml&urlid=0" target="_blank" mpid="18" style="text-decoration: none;"><span style="color:#0000ff;font-size:14px;width:auto;height:auto;float:none;">domain</span></a></span>."\r\n");
        while(!feof($conn)) {
            $output .= fgets($conn,128);
        }
        fclose($conn);
    }
    else { die('Error: Could not connect to ' . $nic_<span id="19_nwp" style="width: auto; height: auto; float: none;"><a id="19_nwl" href="http://cpro.baidu.com/cpro/ui/uijs.php?adclass=0&app_id=0&c=news&cf=1001&ch=0&di=128&fv=19&is_app=0&jk=c4615ba7eed770c&k=server&k0=server&kdi0=0&luki=3&mcpm=0&n=10&p=baidu&q=06011078_cpr&rb=0&rs=1&seller_id=1&sid=c77ed7eba15460c&ssp2=1&stid=0&t=tpclicked3_hc&td=1922429&tu=u1922429&u=http%3A%2F%2Fwww%2Eadmin10000%2Ecom%2Fdocument%2F4038%2Ehtml&urlid=0" target="_blank" mpid="19" style="text-decoration: none;"><span style="color:#0000ff;font-size:14px;width:auto;height:auto;float:none;">server</span></a></span> . '!'); }
 
    return $output;
}

　　2) Text messaging with PHP using the TextMagic API ——使用TextMagic API 获取PHP Test信息

　　TextMagic引入强大的核心API，可轻松将SMS发送到手机。该API是需要付费。

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the TextMagic PHP lib
require('textmagic-sms-<span >);
 
// Set the username and password information
$username = 'myusername';
$password = 'mypassword';
 
// Create a new instance of TM
$router = new TextMagicAPI(array(
    'username' => $username,
    'password' => $password
));
 
// Send a text message to '999-123-4567'
$result = $router->send('Wake up!', array(9991234567), true);
 
// result:  Result is: Array ( [messages] => Array ( [19896128] => 9991234567 ) [sent_text] => Wake up! [parts_count] => 1 )

　　3) Get info about your memory usage——获取内存使用率

　　这段代码帮助你获取内存使用率。

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echo "Initial: ".memory_get_usage()." bytes \n";
/* prints
Initial: 361400 bytes
*/
 
// let's use up some memory
for ($i = 0; $i < 100000; $i++) {
    $array []= md5($i);
}
 
// let's remove half of the array
for ($i = 0; $i < 100000; $i++) {
    unset($array[$i]);
}
 
echo "Final: ".memory_get_usage()." bytes \n";
/* prints
Final: 885912 bytes
*/
 
echo "Peak: ".memory_get_peak_usage()." bytes \n";
/* prints
Peak: 13687072 bytes
*/

　　4) Display source code of any webpage——查看任意网页源代码

　　如果你想查看网页源代码，那么只需更改第二行的URL，源代码就会在网页上显示出。

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<?<span id="2_nwp" style="width: auto; height: auto; float: none;"><a id="2_nwl" href="http://cpro.baidu.com/cpro/ui/uijs.php?adclass=0&app_id=0&c=news&cf=1001&ch=0&di=128&fv=19&is_app=0&jk=c4615ba7eed770c&k=php&k0=php&kdi0=0&luki=9&mcpm=0&n=10&p=baidu&q=06011078_cpr&rb=0&rs=1&seller_id=1&sid=c77ed7eba15460c&ssp2=1&stid=0&t=tpclicked3_hc&td=1922429&tu=u1922429&u=http%3A%2F%2Fwww%2Eadmin10000%2Ecom%2Fdocument%2F4038%2Ehtml&urlid=0" target="_blank" mpid="2" style="text-decoration: none;"><span style="color:#0000ff;font-size:14px;width:auto;height:auto;float:none;">php</span></a></span> // display source code $lines = file('http://google.com/'); foreach ($lines as $line_num => $line) {
    // loop thru each line and prepend line numbers
    echo "Line #{$line_num} : " . htmlspecialchars($line) . "
\n";
}

　　5) Create data uri’s——创建数据uri

通过使用此代码，你可以创建数据Uri，这对在HTML/CSS中嵌入图片非常有用，可帮助节省HTTP请求。

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function data_uri($file, $mime) {
  $contents=file_get_contents($file);
  $base64=base64_encode($contents);
  echo "data:$mime;base64,$base64";
}

　　6) Detect location by IP——通过IP检索出地理位置

　　这段代码帮助你查找特定的IP，只需在功能参数上输入IP，就可检测出位置。

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function detect_city($ip) {
 
        $default = 'UNKNOWN';
 
        if (!is_string($ip) || strlen($ip) < 1 || $ip == '127.0.0.1' || $ip == 'localhost')             $ip = '8.8.8.8';         $curlopt_useragent = 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2) Gecko/20100115 Firefox/3.6 (.NET CLR 3.5.30729)';                  $url = 'http://ipinfodb.com/ip_locator.<span >(             CURLOPT_FOLLOWLOCATION  => 1,
            CURLOPT_HEADER      => 0,
            CURLOPT_RETURNTRANSFER  => 1,
            CURLOPT_USERAGENT   => $curlopt_useragent,
            CURLOPT_URL       => $url,
            CURLOPT_TIMEOUT         => 1,
            CURLOPT_REFERER         => 'http://' . $_SERVER['HTTP_HOST'],
        );
 
        curl_setopt_array($ch, $curl_opt);
 
        $content = curl_exec($ch);
 
        if (!is_null($curl_info)) {
            $curl_info = curl_getinfo($ch);
        }
 
        curl_close($ch);
 
        if ( preg_match('{
City : ([^<]*)
}i’, $content, $regs) ) { $city = $regs[1]; } if ( preg_match(‘{
 
State/Province : ([^<]*)
  
}i’, $content, $regs) ) { $state = $regs[1]; } if( $city!=” && $state!=” ){ $location = $city . ‘, ‘ . $state; return $location; }else{ return $default; } }

　　7) Detect browser language——查看浏览器语言

　　检测浏览器使用的代码脚本语言。

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function get_client_language($availableLanguages, $default='en'){
    if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
        $langs=explode(',',$_SERVER['HTTP_ACCEPT_LANGUAGE']);
 
        foreach ($langs as $value){
            $choice=substr($value,0,2);
            if(in_array($choice, $availableLanguages)){
                return $choice;
            }
        }
    }
    return $default;
}

　　8) Check if server is HTTPS——检测服务器是否是HTTPS

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if ($_SERVER['HTTPS'] != "on") {
    echo "This is not HTTPS";
}else{
    echo "This is HTTPS";
}

　　9) Generate CSV file from a PHP array——在PHP数组中生成.csv 文件

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function generateCsv($data, $delimiter = ',', $enclosure = '"') {
   $handle = fopen('<span >);
   foreach ($data as $line) {
           fputcsv($handle, $line, $delimiter, $enclosure);
   }
   rewind($handle);
   while (!feof($handle)) {
           $contents .= fread($handle, 8192);
   }

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