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[已解決]關於亂數(英文可以變數字嗎?)
本帖最後由 a1212xzxz 於 2009-12-3 08:03 PM 編輯關於亂數
英文可以變數字嗎?
例如:
AAAAA變數字 = 00000
ABCDE變數字 = 01234
顯示的時候是
AAAAA00000
ABCDE01234
import java.util.*;
public class Main{
public static void main(String[] args) {
String prove = null; //驗證碼
ArrayList list = new ArrayList();
String[] Random = {
"A","B","C","D","E","F","G","H","I","J",
"K","L","M","N","O","P","Q","R","S","T",
"U","V","W","X","Y","Z"};
for (int M=0;M<Random.length;M++) {
// Random+= 3;
list.add(Random);
}
Collections.shuffle(list); //透過此隨機從排元素內容
prove = (String) list.get(0)+
(String) list.get(1)+
(String) list.get(2)+
(String) list.get(3)+
(String) list.get(4);
System.out.println(prove);
}}
...<div class='locked'><em>瀏覽完整內容,請先 <a href='member.php?mod=register'>註冊</a> 或 <a href='javascript:;' onclick="lsSubmit()">登入會員</a></em></div><div></div> 你 list 改存 M 值 然後印出時 印 Random 跟 M 值
不知這樣可否?
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