Array.CopyTo Method

July 28, 2014

Copies all the elements of the current one-dimensional Array to the specified one-dimensional Array starting at the specified destination Array index. The index is specified as a 32-bit integer.

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

public void CopyTo(
	Array array,
	int index
)

Parameters

array
Type: System.Array
The one-dimensional Array that is the destination of the elements copied from the current Array.
index
Type: System.Int32
A 32-bit integer that represents the index in array at which copying begins.

Implements

ICollection.CopyTo(Array, Int32)

ExceptionCondition
ArgumentNullException

array is null.

ArgumentOutOfRangeException

index is less than the lower bound of array.

ArgumentException

array is multidimensional.

-or-

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

ArrayTypeMismatchException

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

RankException

The source Array is multidimensional.

InvalidCastException

At least one element in the source Array cannot be cast to the type of destination array.

This method supports the System.Collections.ICollection interface. If implementing System.Collections.ICollection is not explicitly required, use Copy to avoid an extra indirection.

If this method throws an exception while copying, the state of array is undefined.

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

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Windows Phone

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