
php 判斷文件修改時間與日期函數(shù)
ec(2); 此腳本時,頁面最后修訂和產(chǎn)出作為二十分鐘前,或XX天前的日期...或者即使您不更新太多 - 二十周前顯示! //File Name $last_modified = filemtime("FILE.php"); { $timediff = time() - $last_modified; if ($timediff &l
Jun 08, 2016 pm 05:28 PM
帶有雪花背景 php驗證碼生成程序
ec(2); session_start(); $img_width=70; //先定義圖片的長、寬 $img_height=28; $num_array=range(0,9); $small_char_array=range('a','z'); $bi
Jun 08, 2016 pm 05:28 PM
PHP的在線用戶計數(shù)器
ec(2); 現(xiàn)在我將告訴你如何看到有多少用戶在瀏覽您的網(wǎng)站。有許多方法來顯示它,但我試圖保持它簡單,干凈。 首先,我們必須創(chuàng)建兩個表,您的數(shù)據(jù)庫教程。 CREATE TABLE `uonline` ( `session` varchar(100) NOT NULL, `time` int(5) NOT NULL default '0' ) ENGINE=
Jun 08, 2016 pm 05:28 PM
加入干擾象素的生成驗證碼圖片
ec(2); Header("Content-type: image/PNG"); srand((double)microtime()*1000000); &
Jun 08, 2016 pm 05:28 PM
php獲取瀏覽器客戶端 操作系統(tǒng) IP地址類
ec(2); class Client{ public function __construct() { /**/ } /** * 獲取瀏覽器客戶端 * * @return string */ public functio
Jun 08, 2016 pm 05:28 PM
常用的正則表達試
ec(2); public function funcStr($str,$num1='',$num2='') //字符正則表達試 { if($num1!='' and $num2!=''){ return (preg_match("/^[a-zA-Z]{".$num1.&q
Jun 08, 2016 pm 05:28 PM
php 無限級分類
ec(2); class Trees{ private $_keyId = 'Id'; private $_keyName = 'Name'; private $_keyFid = 'Fid'; function __construct($keyId='',$keyName='',$keyFid='') { &nbs
Jun 08, 2016 pm 05:28 PM
ip 地址詳細(xì)信息查詢程序
ec(2); include_once('./qqwry.php教程'); $QQWry=new QQWry; function get_real_ip(){ $ip=false; if(!empty($_SERVER["HTTP_CLIENT_IP"])){ $ip = $_SERVER["HTTP_CLIENT_IP"]; } if (!emp
Jun 08, 2016 pm 05:28 PM
實例簡單php圖片上傳類
ec(2); class Uploadimg{ private $_fileName=""; //文件域名稱 如 'userfile' private $_uploadDir = ''; &
Jun 08, 2016 pm 05:28 PM
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