How java reverses characters using the substring () method

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Use the substring () method

Package net.javaguides.corejava.string;/*** * @ author Ramesh Fadatare**/public class UsingSubStringFunction {/ / Function to reverse a string in Java using recursionprivate static String reverse (String str) {/ / base case: if string is null or emptyif (str = = null | | str.equals (")) return str;// last character + recurse for remaining stringreturn str.charAt (str.length ()-1) + reverse (str.substring (0, str.length ()-1)) } public static void main (String [] args) {String str = "javaguides"; / / string is immutablestr = reverse (str); System.out.println ("Reverse of the given string is:" + str);}}

Output:

Reverse of the given string is: sediugavaj above is all the content of the article "how java uses the substring () method to reverse characters". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!