Write down java script code to validate user name and password (password length must in between 6 to 12 characters. User name should not start with _, @, or any number, both are not blank.

pythoninau_text="""The custom of delivering an address on Inauguration Day started with the very first Inauguration—George Washington’s—on April 30, 1789(04-30-1789). ex:-18.5. After taking his oath of office on the balcony of Federal Hall in New York City, Washington proceeded to the Senate chamber where he read a speech before members of Congress and other dignitaries. His second Inauguration took place in Philadelphia on March 4, 1793(03/04/1793), in the Senate chamber of Congress Hall. There, Washington gave the shortest Inaugural address on record—just 135 words —before repeating the oath of office.Every President since Washington has delivered an Inaugural address. While many of the early Presidents read their addresses before taking the oath, current custom dictates that the Chief Justice of the Supreme Court administer the oath first, followed by the President’s speech.William Henry Harrison delivered the longest Inaugural address, at 8,445 words, on March 4, 1841—a bitterly…

Create a module for username validation. This module must meet the following acceptance criteria: • The username must contain a minimum of 6 characters and a maximum of 12. • The username must be alphanumeric . • Username with less than 6 characters, returns the message "Username must contain at least 6 characters". • Username with more than 12 characters, returns the message "Username cannot contain more than 12 characters". • Username with non-alphanumeric characters, returns the message "Username can contain only letters and numbers". • Valid username returns True.

Orders for a stock trading system are coded as follows from left to right:1. The first character is 'B' for a "buy" order, 'S' for a "sell" order2. The number of shares to buy or sell3. The stock ticker symbol in all uppercase letters for a "buy" order or all lowercase letters for a "sell" order4. If the order is a "limit" order with a specific buy/sell price, the requested price is in pennies, otherwise the price should be omitted and the order will be a market order at the current asking price for the stock5. If the order is a "limit" order with an expiration time, the character 'T' followed by the number of minutes until the order expires should no longer be executedNote that the order code may only contain letters and numbers. (No comma, hyphen, etc)What would the code be to sell 8000 shares of Veteran Technology Solutions stock (ticker symbol: VTS) at the current market price?