OpenQA.Selenium.By.ToString C# (CSharp) Method

        public override string ToString()
        {
            return this.description;
        }

 public IElementAssert DoNotExist(By findExpression, string message = null, TimeSpan maxWait = default(TimeSpan))
 {
     return DoNotExist(() => Find.Element(findExpression, maxWait), findExpression.ToString(), message);
 }