1,StringBuffer的替换功能
-
public StringBuffer replace(int start,int end,String str):
-
从start开始到end用str替换
-
1,StringBuffer的反转功能
-
public StringBuffer reverse():
-
字符串反转
-
public class Demo4_StringBufferMethod {
/**
* * A:StringBuffer的替换功能
* public StringBuffer replace(int start,int end,String str):
* 从start开始到end用str替换
* B:StringBuffer的反转功能
* public StringBuffer reverse():
* 字符串反转
*/
public static void main(String[] args) {
StringBuffer sb = new StringBuffer("我爱总复习");
//sb.replace(0, 3, "bai"); //替换
//System.out.println(sb);
sb.reverse();
System.out.println(sb);
}
}