c#转换 datetime
string formatString = "yyyyMMddHHmmss";
string s1 = "20140813200000";
DateTime EnrollDate = DateTime.ParseExact(s1, formatString, null);
string formatString = "yyyyMMddHHmmss";
string s1 = "20140813200000";
DateTime EnrollDate = DateTime.ParseExact(s1, formatString, null);