Online Java Compiler

public class Demo{ public static void main(String args[]){ String my_str = " sample."; String concat_Str = String.format("This is a" + "%s", my_str); String format_str_1 = String.format("The value is %.4f", 78.92367); System.out.println(concat_Str); System.out.println(format_str_1); } }