string s ="\u"+item.Icon;
// item.Icon = UnicodeEncoding.Unicode.GetString(UnicodeEncoding.Unicode.GetBytes("0xf001"));
item.Icon = (char)Convert.ToInt32(item.Icon, 16) +"";
ok
string s ="\u"+item.Icon;
// item.Icon = UnicodeEncoding.Unicode.GetString(UnicodeEncoding.Unicode.GetBytes("0xf001"));
item.Icon = (char)Convert.ToInt32(item.Icon, 16) +"";
ok