/// <summary>
/// 提取文本中@对象 @用户
/// http://blog.csdn.net/hfut_jf/article/details/49745701
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static List <string> FindAtFromStr(string str)
{
var matchs = RegexHelper.FindMatchs(ConvertHelper.GetString(str), "@[\u4e00-\u9fa5a-zA-Z0-9_-]{2,30}");
var list = matchs?.Where(x => x.Success).Select(x => x.Value).Distinct().ToList();
if (list == null)
{
list = new List <string>();
}
return(list);
}
/// <summary>
/// 提取文本中的话题，格式：#话题#
/// http://blog.csdn.net/hfut_jf/article/details/49745701
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static List <string> FindTagsFromStr(string str)
{
var matchs = RegexHelper.FindMatchs(ConvertHelper.GetString(str), "#[^#]+#");
var list = matchs?.Where(x => x.Success).Select(x => x.Value).Distinct().ToList();
if (list == null)
{
list = new List <string>();
}
return(list);
}