Java递归实现字符串反转

Java递归实现字符串反转

Administrator 470 2020-06-09
package 递归实现字符串反转;

public class Main {
	public static void main(String[] args) {
		String str = "abcde";
        System.out.println(reverse(str));
	}
	
	public static String reverse(String str) {
		if(str.length() <= 1) return str;
		return reverse(str.substring(1)) + str.charAt(0);
	}
}