Java String Methods:

String trim() Method The trim() method is used to remove unwanted spaces from the beginning and end of a string. This method does not change the original string. //Remove trailing space (password issue) String pwd = " Admin123 "; pwd = pwd.trim(); System.out.println(pwd); output: Admin123 String equalsIgnoreCase() Method The equalsIgnoreCase() method compares two strings, ignoring lower case and upper case differences. This method returns true if the strings are equal, and false