public static string NTruncate(object o, int l, string ellipsis)
{
if (o == null || l == 0)
{
return(null);
}
string s = EConvert.ToString(o);
StringBuilder sb = new StringBuilder();
int i = 0;
foreach (char c in s)
{
if (c > 127)
{
i++;
}
i++;
if ((i % 2 == 0 ? i : i + 1) > l * 2)
{
return(sb.Append(ellipsis).ToString());
}
sb.Append(c);
}
return(sb.ToString());
}
public static string FilterHTML(object o)
{
if (o == null)
{
return(null);
}
string s = EConvert.ToString(o);
bool flag = true;
StringBuilder sb = new StringBuilder();
foreach (char c in s)
{
if (c == '<')
{
flag = false;
continue;
}
else if (c == '>')
{
flag = true;
continue;
}
if (flag)
{
sb.Append(c);
}
}
return(sb.ToString());
}
public static string Truncate(object o, int l, string ellipsis)
{
if (o == null || l == 0)
{
return(null);
}
string s = EConvert.ToString(o);
int len = s.Length;
if (len <= l)
{
return(s);
}
return(new StringBuilder(s.Substring(0, l)).Append(ellipsis).ToString());
}