The characters in a string have indices that run from 0 to string.length() - 1. The method charAt() returns the character at a specified index. The boolean operator ( == ) returns true only if the two ...

Your codespace will open once ready. There was a problem preparing your codespace, please try again. We already know, String class objects are immutable in nature and hence their contents cannot be ...

Define an custom exception (i.e. user defined exception) class called "MyFirstException". This class contains a parameterized constructor which accept one argument String message. Whenever this ...