GregorianCalendar::GetDaysInMonth Method (Int32, Int32, Int32)
.NET Framework (current version)
Returns the number of days in the specified month in the specified year in the specified era.
Assembly: mscorlib (in mscorlib.dll)
Parameters
- year
-
Type:
System::Int32
An integer that represents the year.
- month
-
Type:
System::Int32
An integer from 1 to 12 that represents the month.
- era
-
Type:
System::Int32
An integer that represents the era.
Return Value
Type: System::Int32The number of days in the specified month in the specified year in the specified era.
| Exception | Condition |
|---|---|
| ArgumentOutOfRangeException | era is outside the range supported by the calendar. -or- year is outside the range supported by the calendar. -or- month is outside the range supported by the calendar. |
For example, this method returns 28 or 29 for February (month = 2), depending on whether year is a leap year.
The following code example calls GetDaysInMonth for the second month in each of five years in each era.
using namespace System; using namespace System::Globalization; int main() { // Creates and initializes a GregorianCalendar. GregorianCalendar^ myCal = gcnew GregorianCalendar; // Displays the header. Console::Write( "YEAR\t" ); for ( int y = 2001; y <= 2005; y++ ) Console::Write( "\t {0}", y ); Console::WriteLine(); // Displays the value of the CurrentEra property. Console::Write( "CurrentEra:" ); for ( int y = 2001; y <= 2005; y++ ) Console::Write( "\t {0}", myCal->GetDaysInMonth( y, 2, GregorianCalendar::CurrentEra ) ); Console::WriteLine(); // Displays the values in the Eras property. for ( int i = 0; i < myCal->Eras->Length; i++ ) { Console::Write( "Era {0}:\t", myCal->Eras[ i ] ); for ( int y = 2001; y <= 2005; y++ ) Console::Write( "\t {0}", myCal->GetDaysInMonth( y, 2, myCal->Eras[ i ] ) ); Console::WriteLine(); } } /* This code produces the following output. YEAR 2001 2002 2003 2004 2005 CurrentEra: 28 28 28 29 28 Era 1: 28 28 28 29 28 */
Universal Windows Platform
Available since 10
.NET Framework
Available since 1.1
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Available since 10
.NET Framework
Available since 1.1
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
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