打印最后一个字符为斜杠的字符串

package com.test;

public class Tests {

	public static void main(String[] args) {
		String str = "QWE/RTY/GHJ";
		String str1 = "TYU/RTY/GHJ/";
		/*String[] split = str.split("");
		String[] split1 = str1.split("");
		int num = split.length - 1;
		int num1 = split1.length - 1;
		System.out.println("str结尾：" + split[num]);
		System.out.println("str结尾：" + split1[num1]);*/
		
		if(str.lastIndexOf("/") == str.length() -1){
			System.out.println(str1);
		}else{
			System.out.println("2222222");
		}
		
	}
}