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<%@ page contentType="text/html; charset=gb2312" %>
<html>
<head>
<title>
String类字符串的综合应用示例
</title>
</head>
<body>
<%
String s1="Hello
Java!";
String s2="GOOD!";
out.println("字符串s1为:"+s1);
out.print("<br/>");
out.println("字符串s1的长度为:"+s1.length());
out.print("<br/>");
out.println("字符串s1的大写形式为:"+s1.toUpperCase());
out.print("<br/>");
out.println("字符串s2的小写形式为:"+s2.toLowerCase());
out.print("<br/>");
for(int i=0; i<s1.length(); i++){
out.println("s1中的第"+ i +"个字符是:"+s1.charAt(i));
out.print("<br/>");
}
out.println("s1+s2="+s1+s2);
out.print("<br/>");
if(s1.compareTo(s2)==0)
out.println("字符串s1与s2相等");
else
out.println("字符串s1与s2不相等");
out.print("<br/>");
if(s1.indexOf(s2)!=-1){
out.println("字符串s2是s1的子串");
out.print("<br/>");
out.println("字符串s2在s1中的位置是:"+s1.indexOf(s2));
}
else
out.println("字符串s2不是s1的子串");
out.print("<br/>");
out.println("经过上述操作:");
out.print("<br/>");
out.println("字符串s1仍然为:"+s1);
out.print("<br/>");
out.println("字符串s2仍然为:"+s2);
%>
</body>
</html>