/*
作用：取得隨機字符串
參數：
1、（int）$length?=?32?#隨機字符長度，默認為32
2、（int）$mode?=?0?#隨機字符類型，0為大小寫英文和數字，1為數字，2為小寫子木，3為大寫字母，4為大小寫字母，5為大寫字母和數字，6為小寫字母和數字
返回：取得的字符串
使用：
$code?=?new?activeCodeObj;
$str?=?$code->getCode（$length?$mode）;
*/
class?activeCodeObj
{
function?getCode?（$length?=?32?$mode?=?0）
{
switch?（$mode）?{
case?‘1‘:
$str?=?‘1234567890‘;
break;
case?‘2‘:
$str?=?‘abcdefghijklmnopqrstuvwxyz‘;
break;
case?‘3‘:
$str?=?‘ABCDEFGHIJKLMNOPQRSTUVWXYZ‘;
break;
case?‘4‘:
$str?=?‘ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz‘;
break;
case?‘5‘:
$str?=?‘ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890‘;
break;
case?‘6‘:
$str?=?‘abcdefghijklmnopqrstuvwxyz1234567890‘;
break;
default:
$str?=?‘ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890‘;
break;
}

$result?=?‘‘;
$l?=?strlen（$str）;

for（$i?=?0;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????394??2009-08-18?17:08??class\.project

?????文件????????101??2009-08-18?17:08??class\.settings\org.eclipse.core.resources.prefs

?????文件??????12843??2009-08-22?20:41??class\activeCodeObj.class.php

?????文件???????2216??2009-08-22?17:37??class\ascii.class.php

?????文件???????1670??2009-08-21?16:46??class\book.class.php

?????文件???????3929??2010-08-18?13:18??class\cache.class.php

?????文件???????9350??2009-08-22?20:56??class\cache2.class.php

?????文件??????11197??2009-08-22?20:47??class\calender.class.php

?????文件???????2583??2009-08-22?20:09??class\CheckCodeFile.class.php

?????文件????????750??2009-08-18?17:21??class\checklogin.class.php

?????文件???????2493??2009-08-18?17:17??class\database.class.php

?????文件???????4486??2009-08-21?16:39??class\file_dir.class.php

?????文件???????3995??2009-08-22?20:06??class\Ftp.class.php

?????文件????????930??2010-08-18?12:33??class\IDcard.class.php

?????文件???????4593??2009-08-21?16:40??class\image.class.php

?????文件???????3691??2009-08-22?20:34??class\more_upload_file.class.php

?????文件???????9166??2009-08-21?16:41??class\MyCalendar_class.php

?????文件???????8953??2009-08-21?16:41??class\MyPic.class.php

?????文件???????6311??2009-08-21?16:48??class\mysql.php

?????文件???????4334??2009-08-21?16:43??class\page.class.php

?????文件???????8720??2010-08-19?09:37??class\page_class.php

?????文件???????5674??2009-08-22?20:22??class\show_article.class.php

?????文件???????2499??2010-08-18?13:27??class\shtml.class.php

?????文件???????1789??2009-08-22?20:01??class\SysCrypt.class.php

?????文件???????1892??2009-08-22?20:25??class\table2sql.class.php

?????文件????????423??2009-08-21?16:45??class\test_class.php

?????文件???????1827??2009-08-21?16:44??class\upload.class.php

?????文件???????1013??2009-08-21?16:44??class\user.class.php

?????文件??????18110??2009-08-18?17:08??class\utf8_chinese.class.php

?????文件???????3117??2009-08-22?19:57??class\validate_form.class.php

............此處省略6個文件信息