ens-usernames/app/components/ens/utils.js

export const zeroAddress = '0x0000000000000000000000000000000000000000';
export const zeroBytes32 = "0x0000000000000000000000000000000000000000000000000000000000000000";
export const formatPrice = price => price.includes('.') ? price : Number(price).toLocaleString();