1/// <reference lib="es2019" /> 2/// <reference lib="es2020.bigint" /> 3/// <reference lib="es2020.date" /> 4/// <reference lib="es2020.number" /> 5/// <reference lib="es2020.promise" /> 6/// <reference lib="es2020.sharedmemory" /> 7/// <reference lib="es2020.string" /> 8/// <reference lib="es2020.symbol.wellknown" /> 9/// <reference lib="es2020.intl" /> 10