package com.shujia.day11;
import java.util.Scanner;
/*
把字符串反转
*/
public class StringBufferDemo6 {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("请输入一个要反转的字符串: ");
String info = sc.next();
System.out.println("反转前:" + info);
// String -> StringBuffer
StringBuffer sb = new StringBuffer(info);
//调用StringBuffer中的反转方法
sb.reverse();
//StringBuffer->String
String res = sb.toString();
System.out.println("反转后:" + res);
StringBuffer sb2 = new StringBuffer();
sb2.append(100);
StringBuilder sb3 = new StringBuilder();
sb3.append(100);
}
}
标签:String,StringBuffer,System,反转,字符串,new,out
From: https://www.cnblogs.com/qiwei-bigdata/p/18349837