public static string ObjectToString(object dataPara, string def)
{
if (!CcConvert.isNull(dataPara))
{
return Convert.ToString(dataPara);
}
return def;
}
public static string DatetimeToShortString(DateTime dt)
{
if (CcConvert.isDatetime(dt))
{
return dt.ToString("yyyy-MM-dd");
}
return string.Empty;
}
public static bool isDecimal(object data)
{
if (CcConvert.isNull(data))
{
return false;
}
bool result;
try
{
Convert.ToDecimal(data);
result = true;
}
catch
{
result = false;
}
return result;
}
public static bool isDouble(object data)
{
if (CcConvert.isNull(data))
{
return false;
}
bool result;
try
{
Convert.ToDouble(data.ToString());
result = true;
}
catch
{
result = false;
}
return result;
}
public static string newID(string tablename, string baseid)
{
XmlDocument xml = new XmlDocument();
string result2;
try
{
xml.Load(TableIDCodingRule.App_DataPath + TableIDCodingRule.xmlfile);
string xpath = string.Format("/TableIDCodingRule/Item[@Tablename='{0}']", tablename.ToLower());
XmlNode xn = xml.DocumentElement.SelectSingleNode(xpath);
if (xn == null)
{
throw new Exception("error in loading xmlfile");
}
string codepref = xn.Attributes["Codepref"].Value;
int i = CcConvert.StrToInt(xn.Attributes["Timestamp"].Value, 0);
string mils = DateTime.Now.Millisecond.ToString("d6").Substring(6 - i, i);
int codelen = CcConvert.StrToInt(xn.Attributes["AutoCodeLength"].Value, 0);
if (codelen == 0)
{
throw new Exception("定义代码可变长度不能为0");
}
if (baseid == "")
{
baseid = codepref + 0.ToString("d" + codelen) + mils;
}
int varid = Convert.ToInt32(baseid.Substring(codepref.Length, codelen), 10);
string result = codepref + (varid + 1).ToString("d" + codelen) + mils;
result2 = result;
}
catch (Exception)
{
result2 = "";
}
return(result2);
}
public static int StrToInt(string para)
{
return CcConvert.StrToInt(para, 0);
}
public static double StrToMoney(string para)
{
return CcConvert.StrToDouble(para, 0.0);
}
public static bool ObjectToBool(object dataPara)
{
string s = CcConvert.ObjectToString(dataPara).ToLower();
return s == "true" || s == "是" || s == "1" || s == "yes" || s == "真" || s == "男";
}
public static string ObjectToString(object dataPara)
{
return CcConvert.ObjectToString(dataPara, "");
}
public static decimal ObjectToMoney(object dataPara)
{
return CcConvert.ObjectToDecimal(dataPara, 0m);
}
public static double ObjectToDouble(object dataPara)
{
return CcConvert.ObjectToDouble(dataPara, 0.0);
}
public static byte ObjectToByte(object dataPara)
{
return CcConvert.ObjectToByte(dataPara, 0);
}
public static long ObjectToBigInt(object dataPara)
{
return CcConvert.ObjectToBigInt(dataPara, 0);
}
public static float ObjectToSingle(object dataPara)
{
return CcConvert.ObjectToSingle(dataPara, 0f);
}
public static int ObjectToInt(object dataPara)
{
return CcConvert.ObjectToInt(dataPara, 0);
}