Java-字符串翻转

//字符串翻转public class StrSwap{//初始化str字符串abcprivate String str = "abc";public void StrSwap(String str){//String为不可变字符串，将String类型转换为Char类型数组char[] ch = str.tocharArray();for(int i=0;i<str.length()-1;i++){ch[i] = ch[str.length()-1];}}public static void main(String args[]){System.out.println(new StrSwap(str));}