后台截取姓名，只留姓名字带*号覆盖

public string jqxm(string name)
{
var xm = "";
var xms = "";
if (name == "")
{
return xms;
}
else
{
if (name.Length <= 3)
{

xm = name.Substring(0, 1);
xms = xm + "**";
return xms;
}
else
{
xm = name.Substring(0, 2);
xms = xm + "**";
return xms;
}

}