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ICollection.CopyTo Method
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ReadOnlyCollectionBase::ICollection::CopyTo Method

Copies the entire ReadOnlyCollectionBase to a compatible one-dimensional Array, starting at the specified index of the target array.

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

private:
virtual void CopyTo(
	Array^ array, 
	int index
) sealed = ICollection::CopyTo

Parameters

array
Type: System::Array

The one-dimensional Array that is the destination of the elements copied from ReadOnlyCollectionBase. The Array must have zero-based indexing.

index
Type: System::Int32

The zero-based index in array at which copying begins.

Implements

ICollection::CopyTo(Array, Int32)

ExceptionCondition
ArgumentNullException

array is nullptr.

ArgumentOutOfRangeException

index is less than zero.

ArgumentException

array is multidimensional.

-or-

The number of elements in the source ReadOnlyCollectionBase is greater than the available space from index to the end of the destination array.

InvalidCastException

The type of the source ReadOnlyCollectionBase cannot be cast automatically to the type of the destination array.

The specified array must be of a compatible type.

This method uses Array::Copy to copy the elements.

This method is an O(n) operation, where n is Count.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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