/// <summary>
/// 获取标签内容的字符串引用
/// </summary>
/// <returns></returns>
public override String ToString()
{
if (LastToken != null && FirstToken != LastToken)
{
StringBuilder sb = new StringBuilder();
Token t = FirstToken;
sb.Append(t.ToString());
while ((t = t.Next) != null && t != LastToken)
{
sb.Append(t.ToString());
}
sb.Append(LastToken.ToString());
return(sb.ToString());
}
else
{
return(FirstToken.ToString());
}
}
private void ConcatToken(string value)
{
LastToken.ConcatValue(value);
IsToAdd = false;
}