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Array.GetLongLength Method

Gets a 64-bit integer that represents the number of elements in the specified dimension of the Array.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

[ComVisibleAttribute(false)]
public long GetLongLength(
	int dimension
)

Parameters

dimension
Type: System.Int32

A zero-based dimension of the Array whose length needs to be determined.

Return Value

Type: System.Int64
A 64-bit integer that represents the number of elements in the specified dimension.

ExceptionCondition
IndexOutOfRangeException

dimension is less than zero.

-or-

dimension is equal to or greater than Rank.

An example of GetLongLength is GetLongLength(0), which returns the number of elements in the first dimension of the Array.

This method is an O(1) operation.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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, 2.0, 1.1
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