using PlcSiemens.Core.Common;
namespace PlcSiemens.Core.Extension
{
///
/// 时间帮助扩展类
///
public static class DateTimeExtension
{
private static readonly DateTime MinDate = new DateTime(1970, 1, 1);
private static readonly DateTime MaxDate = new DateTime(9999, 12, 31, 23, 59, 59, 999);
///
/// 当前时间是否有效范围之内
///
///
///
public static bool IsValid(this DateTime target)
{
return (target >= MinDate) && (target <= MaxDate);
}
/// 时间日期转为yyyy-MM-dd HH:mm:ss完整字符串,支持指定最小时间的字符串
public static string ToFullString(this DateTime value, string emptyValue = null)
{
return new DefaultConvert().ToFullString(value, emptyValue);
}
/// 时间日期转为指定格式字符串
public static string ToString(this DateTime value, string format, string emptyValue)
{
return new DefaultConvert().ToString(value, format, emptyValue);
}
}
}