Tag: srtingreverse

Print String in reverse using java with example. This is most asked qustion in java interviews In below example we will see that.

Example

public class StringReverseExample {

  public static void main(String[] args) {
    String s = "java";
    int stringLength = s.length();
    // In Below for loop starting will be length-1
    // The end will 0 the index
    for (int i = stringLength - 1; i >= 0; i--) {
      // we used charAt method to get value from the string
      // instead of println we used print to print on same line
      System.out.print(s.charAt(i));
    }
  }
}

Output

avaj

String reverse without for loop

public class StringReverse {

	public static void main(String[] args) {
		String s = "Java";
		// Below we used StringBuilder to print string in reverse
		StringBuilder builder = new StringBuilder(s);
		System.out.println(builder.reverse());
	}

}

Output

avaJ

To know more about StringBuilder, please refer below link
https://beginnersbug.com/stringbuilder-java/

Download

https://github.com/rkumar9090/BeginnersBug/blob/master/BegineersBug/src/com/geeks/example/StringReverseExample.java