/// <summary>
/// 将日期对象转换为数字,如:"yyyyMMdd",当对象为空或转换错误时丢出InvalidCastException
/// </summary>
/// <param name="obj">日期</param>
/// <returns>int日期对象转换后的数字</returns>
public static int ParseDateToIntEx(object obj)
{
return(ParseDateToInt(ParseHelper.Parse <DateTime>(obj)));
}
/// <summary>
/// 将日期对象转换为数字,如:"yyyyMMdd"
/// </summary>
/// <param name="obj">日期</param>
/// <param name="defaultVal">转换错误的默认值</param>
/// <returns>日期对象转换后的数字</returns>
public static int ParseDateToInt(object obj, DateTime defaultVal)
{
return(ParseDateToInt(ParseHelper.Parse <DateTime>(obj, defaultVal)));
}
/// <summary>
/// 根据格式要求取得日期字符串,当对象为空或转换错误时丢出InvalidCastException
/// </summary>
/// <param name="obj">日期</param>
/// <param name="format">格式字符串</param>
/// <returns>特定格式的日期字符串</returns>
public static string ParseDateToStrEx(object obj, string format)
{
return(ParseHelper.Parse <DateTime>(obj).ToString(format));
}
/// <summary>
/// 取得日期数字,如:"yyyyMMdd"
/// </summary>
/// <param name="date">日期</param>
/// <returns>日期数字</returns>
public static int ParseDateToInt(DateTime date)
{
return(ParseHelper.Parse <int>(date.ToString(BaseConstants.DEFAULT_SHORTDATETIME_FORMAT)));
}
/// <summary>
/// 根据格式要求取得日期字符串
/// </summary>
/// <param name="obj">日期</param>
/// <param name="defaultVal">转换错误的默认值</param>
/// <param name="format">格式字符串</param>
/// <returns>传入格式的日期字符串，转换过程中发生错误则返回传入的默认值</returns>
public static string ParseDateToStr(object obj, DateTime defaultVal, string format)
{
return(ParseHelper.Parse <DateTime>(obj, defaultVal).ToString(format));
}