Question: Question: in java Goal: Learn to use methods to validate characters. Assignment: As part of the login page of your app, you need to validate

Question: in java

Goal: Learn to use methods to validate characters.

Assignment: As part of the login page of your app, you need to validate that each character of a user's username is valid.

Given a char variable character, write a statement that assigns to the already declared boolean variable isvalid whether character is a lowercase, alphanumeric character.

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