JSP中的字符替换函数str_replace()实现

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-- 技术教程 (http://www.webasp.net/article/)
--- JSP中的字符替换函数str_replace()实现 (http://www.webasp.net/article/26/25465.htm)
-- 作者:未知
-- 发布日期: 2005-07-01
//
// StrReplace.java
//
package forum;
import java.util.*;

/**
* Title:
* Description:
* Copyright: Copyright (c) 2001
* Company:
* @author
* @version 1.0
*/

public class StrReplace {

public StrReplace() {
}
public String str_replace(String from,String to,String source)
{
StringBuffer bf= new StringBuffer("");
StringTokenizer st = new StringTokenizer(source,from,true);
while (st.hasMoreTokens())
{
String tmp = st.nextToken();
System.out.println("*"+tmp);
if(tmp.equals(from))
{
bf.append(to);
}
else
{
bf.append(tmp);
}
}
return bf.toString();
}
}


// 使用方法
<jsp:useBean id="replace" scope="page" class="forum.StrReplace" />
<%= replace.str_replace("<","^","<h1>123456</h1>") %>

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