Module Module1
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Sub Main()
Console.WriteLine(DateTimeAdd("01:23:45"))
Console.ReadLine()
End Sub
''' summary
''' 获取时间的累加值
''' /summary
''' param name="sDatetime"/param
''' returns/returns
''' remarks/remarks
Private Function DateTimeAdd(ByVal sDatetime As String) As DateTime
Dim sysTime As DateTime = DateTime.Now
Return sysTime.Add(TimeSpan.Parse(sDatetime))
End Function
End Module
Public Class Form1
Private Past As Date
Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load
Past = Now
IO.File.AppendAllText("test.txt", Past.ToString, System.Text.Encoding.Default)
End Sub
Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
Dim Now1 As Date = CDate(IO.File.ReadAllText("test.txt", System.Text.Encoding.Default))
Dim Now2 As Date = Now
MsgBox("从" Now1.ToString "到" Now2.ToString "经过了" CStr(CDate((Now2 - Now1).ToString)))
End Sub
实际情况修改下。
End Class
function getTime2Time($time1, $time2)
{
var time1 = arguments[0], time2 = arguments[1];
time1 = Date.parse(time1)/1000;
time2 = Date.parse(time2)/1000;
var time_ = time1 - time2;
return (time_/(3600*24));
}
document.write(getTime2Time('2016-08-02', '2016-07-02'));
1、时间可以直接比较大小，定义两个时间的变量，直接使用或者即可判断，跟数据大小判断是一样的
2、时间差值，可以使用DateDiff函数进行
3、比如取一个现在的时间now，使用Year、month、day、hour、min、sec函数可以取到now的年份、月、日、小时、分钟和秒
