/// <summary>
/// Adds the specified <see cref="CssClassCollection"/> that satisfied by specify condition.
/// </summary>
/// <param name="condition">if set to <c>true</c> to add the <see cref="CssClassCollection"/> instance.</param>
/// <param name="cssClasses">The <see cref="CssClassCollection"/> instance.</param>
public Css Add(bool condition, CssClassCollection cssClasses)
{
if (cssClasses is null)
{
throw new System.ArgumentNullException(nameof(cssClasses));
}
return(Add(condition, cssClasses.CssClasses.Select(m => m.ToString())));
}
/// <summary> /// Adds the specified <see cref="CssClassCollection"/>. /// </summary> /// <param name="cssClasses">The <see cref="CssClassCollection"/> instance.</param> /// <exception cref="System.ArgumentNullException"><paramref name="cssClasses"/> 是 <c>null</c>。</exception> public Css Add(CssClassCollection cssClasses) => Add(true, cssClasses);
