/// <summary>
/// 替换指定节点
/// </summary>
/// <param name="oldNode">被替换的节点</param>
/// <param name="fragment">用于替换的碎片</param>
/// <exception cref="System.InvalidOperationException">被替换的节点与用于替换的节点不属于同一个文档</exception>
public static IEnumerable <IHtmlNode> Replace(this IHtmlNode oldNode, HtmlFragment fragment)
{
if (oldNode == null)
{
throw new ArgumentNullException("oldNode");
}
if (fragment == null)
{
throw new ArgumentNullException("fragment");
}
var container = oldNode.Container;
if (container == null)
{
throw new InvalidOperationException();
}
lock (container.SyncRoot)
{
var result = fragment.InsertTo(container, oldNode.NodesIndexOfSelf());
oldNode.Remove();
return(result);
}
}
/// <summary>
/// 替换指定节点
/// </summary>
/// <param name="oldNode">被替换的节点</param>
/// <param name="newNode">用于替换的节点</param>
/// <exception cref="System.InvalidOperationException">被替换的节点与用于替换的节点不属于同一个文档</exception>
public static IHtmlNode Replace(this IHtmlNode oldNode, IFreeNode newNode)
{
if (oldNode == null)
{
throw new ArgumentNullException("oldNode");
}
if (newNode == null)
{
throw new ArgumentNullException("newNode");
}
var container = oldNode.Container;
if (container == null)
{
throw new InvalidOperationException();
}
lock (container.SyncRoot)
{
var result = newNode.Into(container, oldNode.NodesIndexOfSelf());
oldNode.Remove();
return(result);
}
}
