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Duration.LessThanOrEqual Operator

Determines if the value of one instance of Duration is less than or equal to the value of another instance.

Namespace:  System.Windows
Assembly:  PresentationCore (in PresentationCore.dll)

public static bool operator <=(
	Duration t1,
	Duration t2
You cannot use methods in XAML.


Type: System.Windows.Duration

The first instance of Duration to compare.

Type: System.Windows.Duration

The second instance of Duration to compare.

Return Value

Type: System.Boolean
true if both t1 and t2 have values and t1 is less than or equal to t2; otherwise, false.

Forever is considered greater than any finite value. Any comparison with an Automatic value returns false.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0