使用 jsoup 从 HTML 中提取所有链接的例子，jsoup例子,字节顺序记号（英：byt

使用 jsoup 从 HTML 中提取所有链接的例子，jsoup例子,字节顺序记号（英：byt

字节顺序记号（英：byte-order mark，BOM）是位于码点 U+FEFF 的统一码字符（"零宽度无断空白"）。当以 UTF-16 或 UTF-32来将UCS/统一码字符所组成的字串编码时，这个字符被用来标示其字节序。它常被用来当做标示文件是以 UTF-8 、 UTF-16 或 UTF-32编码的记号。

<?class cryption {    function en($str,$key) {        $ret='';        $str = base64_encode ($str);        for ($i=0; $i<=strlen($str)-1; $i++){            $d_str=substr($str, $i, 1);            $int =ord($d_str);            $int=$int^$key;            $hex=strtoupper(dechex($int));            $ret.=$hex;        }        return $ret;    }    function de($str,$key) {        $ret='';        for ($i=0; $i<=strlen($str)-1; 0){            $hex=substr($str, $i, 2);            $dec=hexdec($hex);            $dec=$dec^$key;            $ret.=chr($dec);            $i=$i+2;        }        return base64_decode($ret);    }}$cryption=new cryption;?>

test.php

<?php/* * Created on 2012-3-23 * * To change the template for this generated file go to * Window - Preferences - PHPeclipse - PHP - Code Templates */$content = '<div class="img_area"><img width="95" height="70" src="/web/public/images/news/95x70_1.jpg" title=""></div>';preg_match('/<img[^>]*src=["\']{1}[\/]?(.+?)["\']{1}[^>]*>/si', $content, $matches);print_r($matches);echo '<br/>';preg_match('/<img[^>]*src=["\']{1}[\/]?(.+?)["\']{1}[^>]*>/si', $content, $matches);print_r($matches);define('HTTP_PATH','http://'.$_SERVER['HTTP_HOST']);$img = getimagesize(HTTP_PATH.$matches[1]);print_r($img);mb_internal_encoding('UTF-8');$a = '我爱你 I love you';echo mb_strlen($a);echo '<br/>';echo mb_substr($a,1,2);?>

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<?php// +----------------------------------------------------------------------// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]// +----------------------------------------------------------------------// | Copyright (c) 2009 http://thinkphp.cn All rights reserved.// +----------------------------------------------------------------------// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )// +----------------------------------------------------------------------// | Author: liu21st <liu21st@gmail.com>// +----------------------------------------------------------------------// 定义ThinkPHP框架路径define('THINK_PATH', 'ThinkPHP');//定义项目名称和路径define('APP_NAME', 'Home');define('APP_PATH', 'Home');define('NO_CACHE_RUNTIME', true);//define('RUNTIME_ALLINONE', true);// 加载框架入口文件require(THINK_PATH."/ThinkPHP.php");//实例化一个网站应用实例App::run();?>

preview.jpg

imgs/asCode/08191113_VVe5.jpg