TimeSpan.MinValue 字段
定义
重要
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表示最小的 TimeSpan 值。 此字段为只读。
public: static initonly TimeSpan MinValue;public static readonly TimeSpan MinValue; staticval mutable MinValue : TimeSpanPublic Shared ReadOnly MinValue As TimeSpan 字段值
示例
以下示例引用并显示 字段的值 MinValue 。
// Example of the TimeSpan fields.
using namespace System;
// Pad the end of a TimeSpan string with spaces if it does not
// contain milliseconds.
String^ Align( TimeSpan interval )
{
String^ intervalStr = interval.ToString();
int pointIndex = intervalStr->IndexOf( ':' );
pointIndex = intervalStr->IndexOf( '.', pointIndex );
if ( pointIndex < 0 )
intervalStr = String::Concat( intervalStr, " " );
return intervalStr;
}
int main()
{
String^ numberFmt = "{0,-22}{1,18:N0}";
String^ timeFmt = "{0,-22}{1,26}";
Console::WriteLine( "This example of the fields of the TimeSpan class"
"\ngenerates the following output.\n" );
Console::WriteLine( numberFmt, "Field", "Value" );
Console::WriteLine( numberFmt, "-----", "-----" );
// Display the maximum, minimum, and zero TimeSpan values.
Console::WriteLine( timeFmt, "Maximum TimeSpan", Align( TimeSpan::MaxValue ) );
Console::WriteLine( timeFmt, "Minimum TimeSpan", Align( TimeSpan::MinValue ) );
Console::WriteLine( timeFmt, "Zero TimeSpan", Align( TimeSpan::Zero ) );
Console::WriteLine();
// Display the ticks-per-time-unit fields.
Console::WriteLine( numberFmt, "Ticks per day", TimeSpan::TicksPerDay );
Console::WriteLine( numberFmt, "Ticks per hour", TimeSpan::TicksPerHour );
Console::WriteLine( numberFmt, "Ticks per minute", TimeSpan::TicksPerMinute );
Console::WriteLine( numberFmt, "Ticks per second", TimeSpan::TicksPerSecond );
Console::WriteLine( numberFmt, "Ticks per millisecond", TimeSpan::TicksPerMillisecond );
}
/*
This example of the fields of the TimeSpan class
generates the following output.
Field Value
----- -----
Maximum TimeSpan 10675199.02:48:05.4775807
Minimum TimeSpan -10675199.02:48:05.4775808
Zero TimeSpan 00:00:00
Ticks per day 864,000,000,000
Ticks per hour 36,000,000,000
Ticks per minute 600,000,000
Ticks per second 10,000,000
Ticks per millisecond 10,000
*/
// Example of the TimeSpan fields.
using System;
class TimeSpanFieldsDemo
{
// Pad the end of a TimeSpan string with spaces if it does not
// contain milliseconds.
static string Align( TimeSpan interval )
{
string intervalStr = interval.ToString( );
int pointIndex = intervalStr.IndexOf( ':' );
pointIndex = intervalStr.IndexOf( '.', pointIndex );
if( pointIndex < 0 ) intervalStr += " ";
return intervalStr;
}
static void Main( )
{
const string numberFmt = "{0,-22}{1,18:N0}" ;
const string timeFmt = "{0,-22}{1,26}" ;
Console.WriteLine(
"This example of the fields of the TimeSpan class" +
"\ngenerates the following output.\n" );
Console.WriteLine( numberFmt, "Field", "Value" );
Console.WriteLine( numberFmt, "-----", "-----" );
// Display the maximum, minimum, and zero TimeSpan values.
Console.WriteLine( timeFmt, "Maximum TimeSpan",
Align( TimeSpan.MaxValue ) );
Console.WriteLine( timeFmt, "Minimum TimeSpan",
Align( TimeSpan.MinValue ) );
Console.WriteLine( timeFmt, "Zero TimeSpan",
Align( TimeSpan.Zero ) );
Console.WriteLine( );
// Display the ticks-per-time-unit fields.
Console.WriteLine( numberFmt, "Ticks per day",
TimeSpan.TicksPerDay );
Console.WriteLine( numberFmt, "Ticks per hour",
TimeSpan.TicksPerHour );
Console.WriteLine( numberFmt, "Ticks per minute",
TimeSpan.TicksPerMinute );
Console.WriteLine( numberFmt, "Ticks per second",
TimeSpan.TicksPerSecond );
Console.WriteLine( numberFmt, "Ticks per millisecond",
TimeSpan.TicksPerMillisecond );
}
}
/*
This example of the fields of the TimeSpan class
generates the following output.
Field Value
----- -----
Maximum TimeSpan 10675199.02:48:05.4775807
Minimum TimeSpan -10675199.02:48:05.4775808
Zero TimeSpan 00:00:00
Ticks per day 864,000,000,000
Ticks per hour 36,000,000,000
Ticks per minute 600,000,000
Ticks per second 10,000,000
Ticks per millisecond 10,000
*/
// Example of the TimeSpan fields.
open System
// Pad the end of a TimeSpan string with spaces if it does not
// contain milliseconds.
let align (interval: TimeSpan) =
let intervalStr = string interval
let pointIndex = intervalStr.IndexOf ':'
let pointIndex = intervalStr.IndexOf('.', pointIndex)
if pointIndex < 0 then intervalStr + " "
else intervalStr
printfn "This example of the fields of the TimeSpan class\ngenerates the following output.\n"
printfn "%-22s%18s" "Field" "Value"
printfn "%-22s%18s" "-----" "-----"
// Display the maximum, minimum, and zero TimeSpan values.
printfn $"""{"Maximum TimeSpan",-22}{align TimeSpan.MaxValue,26}"""
printfn $"""{"Minimum TimeSpan",-22}{align TimeSpan.MinValue,26}"""
printfn $"""{"Zero TimeSpan",-22}{align TimeSpan.Zero,26}
"""
// Display the ticks-per-time-unit fields.
printfn $"""{"Ticks per day",-22}{TimeSpan.TicksPerDay,18:N0}"""
printfn $"""{"Ticks per hour",-22}{TimeSpan.TicksPerHour,18:N0}"""
printfn $"""{"Ticks per minute",-22}{TimeSpan.TicksPerMinute,18:N0}"""
printfn $"""{"Ticks per second",-22}{TimeSpan.TicksPerSecond,18:N0}"""
printfn $"""{"Ticks per millisecond",-22}{TimeSpan.TicksPerMillisecond,18:N0}"""
(*
This example of the fields of the TimeSpan class
generates the following output.
Field Value
----- -----
Maximum TimeSpan 10675199.02:48:05.4775807
Minimum TimeSpan -10675199.02:48:05.4775808
Zero TimeSpan 00:00:00
Ticks per day 864,000,000,000
Ticks per hour 36,000,000,000
Ticks per minute 600,000,000
Ticks per second 10,000,000
Ticks per millisecond 10,000
*)
' Example of the TimeSpan fields.
Module TimeSpanFieldsDemo
' Pad the end of a TimeSpan string with spaces if it does not
' contain milliseconds.
Function Align( interval As TimeSpan ) As String
Dim intervalStr As String = interval.ToString( )
Dim pointIndex As Integer = intervalStr.IndexOf( ":"c )
pointIndex = intervalStr.IndexOf( "."c, pointIndex )
If pointIndex < 0 Then intervalStr &= " "
Align = intervalStr
End Function
Sub Main( )
Const numberFmt As String = "{0,-22}{1,18:N0}"
Const timeFmt As String = "{0,-22}{1,26}"
Console.WriteLine( _
"This example of the fields of the TimeSpan class" & _
vbCrLf & "generates the following output." & vbCrLf )
Console.WriteLine( numberFmt, "Field", "Value" )
Console.WriteLine( numberFmt, "-----", "-----" )
' Display the maximum, minimum, and zero TimeSpan values.
Console.WriteLine( timeFmt, "Maximum TimeSpan", _
Align( TimeSpan.MaxValue ) )
Console.WriteLine( timeFmt, "Minimum TimeSpan", _
Align( TimeSpan.MinValue ) )
Console.WriteLine( timeFmt, "Zero TimeSpan", _
Align( TimeSpan.Zero ) )
Console.WriteLine( )
' Display the ticks-per-time-unit fields.
Console.WriteLine( numberFmt, "Ticks per day", _
TimeSpan.TicksPerDay )
Console.WriteLine( numberFmt, "Ticks per hour", _
TimeSpan.TicksPerHour )
Console.WriteLine( numberFmt, "Ticks per minute", _
TimeSpan.TicksPerMinute )
Console.WriteLine( numberFmt, "Ticks per second", _
TimeSpan.TicksPerSecond )
Console.WriteLine( numberFmt, "Ticks per millisecond", _
TimeSpan.TicksPerMillisecond )
End Sub
End Module
' This example of the fields of the TimeSpan class
' generates the following output.
'
' Field Value
' ----- -----
' Maximum TimeSpan 10675199.02:48:05.4775807
' Minimum TimeSpan -10675199.02:48:05.4775808
' Zero TimeSpan 00:00:00
'
' Ticks per day 864,000,000,000
' Ticks per hour 36,000,000,000
' Ticks per minute 600,000,000
' Ticks per second 10,000,000
' Ticks per millisecond 10,000
注解
此字段的值等效于 Int64.MinValue 时钟周期。 此值的字符串表示形式为负 10675199.02：48：05.4775808，或略高于负 10，675，199 天。
