/// <summary>
/// 字符串转换成double
/// </summary>
/// <param name="_str">字符串</param>
/// <param name="_double">默认值</param>
/// <returns></returns>
public static double GetDouble(string _str, double _double)
{
if (!string.IsNullOrEmpty(_str))
{
try { _double = FgFuncStr.NullToDouble(_str); }
catch { }
}
return(_double);
}
/// <summary>
/// 字符串转换成decimal
/// </summary>
/// <param name="_str">字符串</param>
/// <param name="_decimal">默认值</param>
/// <returns></returns>
public static decimal GetDecimal(string _str, decimal _decimal)
{
if (!string.IsNullOrEmpty(_str))
{
try { _decimal = FgFuncStr.NullToDecimal(_str); }
catch { }
}
return(_decimal);
}
/// <summary>
/// 转换为double,空对象转换为0.0
/// </summary>
/// <param name="obj"></param>
/// <returns></returns>
public static double NullToDouble(object obj)
{
if (obj == null || obj == System.DBNull.Value) //数据库空可以不判断,系统会自动转换为null
{
return(0.0);
}
else
{
return(FgFuncStr.ToDouble(obj.ToString()));
}
}
/// <summary>
/// 字符串转换成Int值
/// </summary>
/// <param name="_str">字符串</param>
/// <param name="_defaut">int默认值</param>
/// <param name="_max">最大值</param>
/// <param name="_min">最小值</param>
/// <returns></returns>
public static int GetInt(string _str, int _defaut, int _max = 0, int _min = 0)
{
if (string.IsNullOrEmpty(_str))
{
return(_defaut);
}
int _temp = 0;
try { _temp = FgFuncStr.NullToInt(_str); }
catch { return(_defaut); }
if ((_temp >= _min && _temp <= _max) || (_max == _min && _max == 0))
{
return(_temp);
}
return(_defaut);
}
/// <summary>
/// 根据出生日期算出年龄
/// </summary>
/// <param name="Brithday">出生日期</param>
/// <param name="DisArea">是否中文格式显示</param>
/// <returns></returns>
public static string GetAge(string Brithday, bool DisArea = false)
{
string _sRtAge = string.Empty;// 年龄的字符串表示
DateTime _Brithday = DateTime.Now;
DateTime _DtNow = DateTime.Now;
int _iYear = 0; // 岁
int _iMonth = 0; // 月
int _iDay = 0; // 天
//转换成日期失败,返回原字符串
try { _Brithday = FgFuncStr.Obj2DateTime(Brithday); }
catch { return(""); }
//计算天数
_iDay = _DtNow.Day - _Brithday.Day;
if (_iDay < 0)
{
_DtNow = _DtNow.AddMonths(-1);
_iDay += DateTime.DaysInMonth(_DtNow.Year, _DtNow.Month);
}
//计算月数
_iMonth = _DtNow.Month - _Brithday.Month;
if (_iMonth < 0)
{
_iMonth += 12;
_DtNow = _DtNow.AddYears(-1);
}
//计算年数
_iYear = _DtNow.Year - _Brithday.Year;
//一岁以下可以输出天数
if (_iYear < 1)
{
if (_iMonth < 1)//小于1个月按天显示，如25天
{
_sRtAge = _iDay.ToString() + "天";
}
else if (_iMonth >= 1 && _iMonth < 3)//大于等于1个月小于3个月按月+天显示，如 1月12天
{
_sRtAge = _iMonth.ToString() + "月";
if (_iDay != 0)
{
_sRtAge += _iDay.ToString() + "天";
}
}
else if (_iMonth >= 3 && _iMonth < 12)//大于等于3个月，小于12个月按月显示，如6月
{
_sRtAge = _iMonth.ToString() + "月";
}
}
else
{
// if (_iYear >= 1 && _iYear < 14)//大于等于1岁小于14岁，按年+月显示，如3岁5月
// {
// _sRtAge = _iYear.ToString() + "岁";
// if (_iMonth != 0) _sRtAge += _iMonth.ToString() + "月";
// }
// else if (_iYear >= 14)//大于等于14岁，按年显示，如16岁
// _sRtAge = _iYear.ToString() + "岁";
_sRtAge = _iYear.ToString() + "岁" + _iMonth.ToString() + "月" + _iDay.ToString() + "天";
}
if (DisArea)
{
_sRtAge = _sRtAge.Replace('岁', 'Y').Replace('月', 'M').Replace('天', 'D');
}
return(_sRtAge);
}
