/// <summary>
/// 验证输入字符串是否为日期和时间
/// </summary>
/// <param name="obj">输入的字符串</param>
/// <param name="delimiter">分隔符</param>
/// <returns>
/// true是日期和时间
/// false不是日期和时间
/// </returns>
public static bool IsDateTime(this string obj, string delimiter = "-/.")
{
if (!obj.VerifyRegex(RegexData.DateTime(delimiter), true))
{
return(false);
}
int index = obj.IndexOf(' ');
if (index < 0)
{
index = obj.IndexOf('T');
}
if (index < 0)
{
return(false);
}
string dataStr = obj.Substring(0, index);
return(dataStr.IsDate(delimiter));
}
/// <summary>
/// 验证输入字符串是否为日期
/// </summary>
/// <param name="obj">输入的字符串</param>
/// <param name="delimiter">分隔符</param>
/// <returns>
/// true是日期
/// false不是日期
/// </returns>
public static bool IsDate(this string obj, string delimiter = "-/.")
{
if (!obj.VerifyRegex(RegexData.Date(delimiter), true))
{
return(false);
}
var resM = false;
char[] delimiters = delimiter.ToCharArray();
foreach (char item in delimiters)
{
string[] dateStr = obj.Split(item);
if (dateStr.Length != 3)
{
continue;
}
int month = int.Parse(dateStr[1]);
if (month == 2)
{
int year = int.Parse(dateStr[0]);
int day = int.Parse(dateStr[2]);
if (year % 4 == 0)
{
resM = true;
}
else
{
if (day <= 28)
{
resM = true;
}
}
}
else
{
resM = true;
}
break;
}
return(resM);
}
/// <summary>
/// 获取输入字符串中所有的日期和时间
/// </summary>
/// <param name="obj">输入的字符串</param>
/// <param name="delimiter">分隔符</param>
/// <returns>
/// 字符串中所有的日期和时间
/// </returns>
public static MatchCollection GetDateTime(this string obj, string delimiter = "-/.")
{
return(obj.GetVerifyRegex(RegexData.DateTime(delimiter), false));
}