ArrayList.CopyTo 메서드
정의
중요
일부 정보는 릴리스되기 전에 상당 부분 수정될 수 있는 시험판 제품과 관련이 있습니다. Microsoft는 여기에 제공된 정보에 대해 어떠한 명시적이거나 묵시적인 보증도 하지 않습니다.
해당 ArrayList 부분 또는 일부를 1차원 배열에 복사합니다.
오버로드
| Name | Description |
|---|---|
| CopyTo(Array) | |
| CopyTo(Array, Int32) | |
| CopyTo(Int32, Array, Int32, Int32) |
대상 배열의 지정된 인덱스에서 시작하여 호환되는 1차원ArrayList으로 요소 Array 범위를 복사합니다. |
CopyTo(Array)
public:
virtual void CopyTo(Array ^ array);
public virtual void CopyTo(Array array);
abstract member CopyTo : Array -> unit
override this.CopyTo : Array -> unit
Public Overridable Sub CopyTo (array As Array)
매개 변수
예외
array은 null입니다.
원본 ArrayList 의 형식을 대상 array의 형식으로 자동으로 캐스팅할 수 없습니다.
예제
다음 코드 예제에서는 1차원System.Array으로 복사 ArrayList 하는 방법을 보여줍니다.
using System;
using System.Collections;
public class SamplesArrayList {
public static void Main() {
// Creates and initializes the source ArrayList.
ArrayList mySourceList = new ArrayList();
mySourceList.Add( "three" );
mySourceList.Add( "napping" );
mySourceList.Add( "cats" );
mySourceList.Add( "in" );
mySourceList.Add( "the" );
mySourceList.Add( "barn" );
// Creates and initializes the one-dimensional target Array.
String[] myTargetArray = new String[15];
myTargetArray[0] = "The";
myTargetArray[1] = "quick";
myTargetArray[2] = "brown";
myTargetArray[3] = "fox";
myTargetArray[4] = "jumps";
myTargetArray[5] = "over";
myTargetArray[6] = "the";
myTargetArray[7] = "lazy";
myTargetArray[8] = "dog";
// Displays the values of the target Array.
Console.WriteLine( "The target Array contains the following (before and after copying):" );
PrintValues( myTargetArray, ' ' );
// Copies the second element from the source ArrayList to the target Array starting at index 7.
mySourceList.CopyTo( 1, myTargetArray, 7, 1 );
// Displays the values of the target Array.
PrintValues( myTargetArray, ' ' );
// Copies the entire source ArrayList to the target Array starting at index 6.
mySourceList.CopyTo( myTargetArray, 6 );
// Displays the values of the target Array.
PrintValues( myTargetArray, ' ' );
// Copies the entire source ArrayList to the target Array starting at index 0.
mySourceList.CopyTo( myTargetArray );
// Displays the values of the target Array.
PrintValues( myTargetArray, ' ' );
}
public static void PrintValues( String[] myArr, char mySeparator ) {
for ( int i = 0; i < myArr.Length; i++ )
Console.Write( "{0}{1}", mySeparator, myArr[i] );
Console.WriteLine();
}
}
/*
This code produces the following output.
The target Array contains the following (before and after copying):
The quick brown fox jumps over the lazy dog
The quick brown fox jumps over the napping dog
The quick brown fox jumps over three napping cats in the barn
three napping cats in the barn three napping cats in the barn
*/
Imports System.Collections
Public Class SamplesArrayList
Public Shared Sub Main()
' Creates and initializes the source ArrayList.
Dim mySourceList As New ArrayList()
mySourceList.Add("three")
mySourceList.Add("napping")
mySourceList.Add("cats")
mySourceList.Add("in")
mySourceList.Add("the")
mySourceList.Add("barn")
' Creates and initializes the one-dimensional target Array.
Dim myTargetArray(14) As String
myTargetArray(0) = "The"
myTargetArray(1) = "quick"
myTargetArray(2) = "brown"
myTargetArray(3) = "fox"
myTargetArray(4) = "jumps"
myTargetArray(5) = "over"
myTargetArray(6) = "the"
myTargetArray(7) = "lazy"
myTargetArray(8) = "dog"
' Displays the values of the target Array.
Console.WriteLine("The target Array contains the following " _
+ "(before and after copying):")
PrintValues(myTargetArray, " "c)
' Copies the second element from the source ArrayList to the target
' Array starting at index 7.
mySourceList.CopyTo(1, myTargetArray, 7, 1)
' Displays the values of the target Array.
PrintValues(myTargetArray, " "c)
' Copies the entire source ArrayList to the target Array starting
' at index 6.
mySourceList.CopyTo(myTargetArray, 6)
' Displays the values of the target Array.
PrintValues(myTargetArray, " "c)
' Copies the entire source ArrayList to the target Array starting
' at index 0.
mySourceList.CopyTo(myTargetArray)
' Displays the values of the target Array.
PrintValues(myTargetArray, " "c)
End Sub
Public Shared Sub PrintValues(myArr() As String, mySeparator As Char)
Dim i As Integer
For i = 0 To myArr.Length - 1
Console.Write("{0}{1}", mySeparator, myArr(i))
Next i
Console.WriteLine()
End Sub
End Class
' This code produces the following output.
'
' The target Array contains the following (before and after copying):
' The quick brown fox jumps over the lazy dog
' The quick brown fox jumps over the napping dog
' The quick brown fox jumps over three napping cats in the barn
' three napping cats in the barn three napping cats in the barn
설명
지정된 배열은 호환되는 형식이어야 합니다.
이 메서드는 요소를 복사하는 데 사용합니다 Array.Copy .
요소는 열거자가 반복하는 순서와 동일한 순서로 복사 Array 됩니다 ArrayList.
이 메서드는 O(n) 작업입니다 nCount.
적용 대상
CopyTo(Array, Int32)
public:
virtual void CopyTo(Array ^ array, int arrayIndex);
public virtual void CopyTo(Array array, int arrayIndex);
abstract member CopyTo : Array * int -> unit
override this.CopyTo : Array * int -> unit
Public Overridable Sub CopyTo (array As Array, arrayIndex As Integer)
매개 변수
- arrayIndex
- Int32
복사가 시작되는 인덱 array 스(0부터 시작)입니다.
구현
예외
array은 null입니다.
arrayIndex가 0보다 작습니다.
원본 ArrayList 의 형식을 대상 array의 형식으로 자동으로 캐스팅할 수 없습니다.
예제
다음 코드 예제에서는 1차원System.Array으로 복사 ArrayList 하는 방법을 보여줍니다.
using System;
using System.Collections;
public class SamplesArrayList1 {
public static void Main() {
// Creates and initializes the source ArrayList.
ArrayList mySourceList = new ArrayList();
mySourceList.Add( "three" );
mySourceList.Add( "napping" );
mySourceList.Add( "cats" );
mySourceList.Add( "in" );
mySourceList.Add( "the" );
mySourceList.Add( "barn" );
// Creates and initializes the one-dimensional target Array.
String[] myTargetArray = new String[15];
myTargetArray[0] = "The";
myTargetArray[1] = "quick";
myTargetArray[2] = "brown";
myTargetArray[3] = "fox";
myTargetArray[4] = "jumps";
myTargetArray[5] = "over";
myTargetArray[6] = "the";
myTargetArray[7] = "lazy";
myTargetArray[8] = "dog";
// Displays the values of the target Array.
Console.WriteLine( "The target Array contains the following (before and after copying):" );
PrintValues( myTargetArray, ' ' );
// Copies the second element from the source ArrayList to the target Array, starting at index 7.
mySourceList.CopyTo( 1, myTargetArray, 7, 1 );
// Displays the values of the target Array.
PrintValues( myTargetArray, ' ' );
// Copies the entire source ArrayList to the target Array, starting at index 6.
mySourceList.CopyTo( myTargetArray, 6 );
// Displays the values of the target Array.
PrintValues( myTargetArray, ' ' );
// Copies the entire source ArrayList to the target Array, starting at index 0.
mySourceList.CopyTo( myTargetArray );
// Displays the values of the target Array.
PrintValues( myTargetArray, ' ' );
}
public static void PrintValues( String[] myArr, char mySeparator ) {
for ( int i = 0; i < myArr.Length; i++ )
Console.Write( "{0}{1}", mySeparator, myArr[i] );
Console.WriteLine();
}
}
/*
This code produces the following output.
The target Array contains the following (before and after copying):
The quick brown fox jumps over the lazy dog
The quick brown fox jumps over the napping dog
The quick brown fox jumps over three napping cats in the barn
three napping cats in the barn three napping cats in the barn
*/
Imports System.Collections
Public Class SamplesArrayList
Public Shared Sub Main()
' Creates and initializes the source ArrayList.
Dim mySourceList As New ArrayList()
mySourceList.Add("three")
mySourceList.Add("napping")
mySourceList.Add("cats")
mySourceList.Add("in")
mySourceList.Add("the")
mySourceList.Add("barn")
' Creates and initializes the one-dimensional target Array.
Dim myTargetArray(14) As String
myTargetArray(0) = "The"
myTargetArray(1) = "quick"
myTargetArray(2) = "brown"
myTargetArray(3) = "fox"
myTargetArray(4) = "jumps"
myTargetArray(5) = "over"
myTargetArray(6) = "the"
myTargetArray(7) = "lazy"
myTargetArray(8) = "dog"
' Displays the values of the target Array.
Console.WriteLine("The target Array contains the following (before and after copying):")
PrintValues(myTargetArray, " "c)
' Copies the second element from the source ArrayList to the target Array, starting at index 7.
mySourceList.CopyTo(1, myTargetArray, 7, 1)
' Displays the values of the target Array.
PrintValues(myTargetArray, " "c)
' Copies the entire source ArrayList to the target Array, starting at index 6.
mySourceList.CopyTo(myTargetArray, 6)
' Displays the values of the target Array.
PrintValues(myTargetArray, " "c)
' Copies the entire source ArrayList to the target Array, starting at index 0.
mySourceList.CopyTo(myTargetArray)
' Displays the values of the target Array.
PrintValues(myTargetArray, " "c)
End Sub
Public Shared Sub PrintValues(myArr() As String, mySeparator As Char)
Dim i As Integer
For i = 0 To myArr.Length - 1
Console.Write("{0}{1}", mySeparator, myArr(i))
Next i
Console.WriteLine()
End Sub
End Class
' This code produces the following output.
'
' The target Array contains the following (before and after copying):
' The quick brown fox jumps over the lazy dog
' The quick brown fox jumps over the napping dog
' The quick brown fox jumps over three napping cats in the barn
' three napping cats in the barn three napping cats in the barn
설명
지정된 배열은 호환되는 형식이어야 합니다.
이 메서드는 요소를 복사하는 데 사용합니다 Array.Copy .
요소는 열거자가 반복하는 순서와 동일한 순서로 복사 Array 됩니다 ArrayList.
이 메서드는 O(n) 작업입니다 nCount.
적용 대상
CopyTo(Int32, Array, Int32, Int32)
public:
virtual void CopyTo(int index, Array ^ array, int arrayIndex, int count);
public virtual void CopyTo(int index, Array array, int arrayIndex, int count);
abstract member CopyTo : int * Array * int * int -> unit
override this.CopyTo : int * Array * int * int -> unit
Public Overridable Sub CopyTo (index As Integer, array As Array, arrayIndex As Integer, count As Integer)
매개 변수
- arrayIndex
- Int32
복사가 시작되는 인덱 array 스(0부터 시작)입니다.
- count
- Int32
복사할 요소의 수입니다.
예외
array은 null입니다.
array 가 다차원입니다.
-또는-
index가 원본ArrayList의 값보다 Count 크거나 같은 경우
-또는-
원본 ArrayList 의 끝에서 끝까지의 요소 index 수가 대상array의 끝부분에서 arrayIndex 사용 가능한 공간보다 큽다.
원본 ArrayList 의 형식을 대상 array의 형식으로 자동으로 캐스팅할 수 없습니다.
예제
다음 코드 예제에서는 1차원System.Array으로 복사 ArrayList 하는 방법을 보여줍니다.
using System;
using System.Collections;
public class SamplesArrayList1 {
public static void Main() {
// Creates and initializes the source ArrayList.
ArrayList mySourceList = new ArrayList();
mySourceList.Add( "three" );
mySourceList.Add( "napping" );
mySourceList.Add( "cats" );
mySourceList.Add( "in" );
mySourceList.Add( "the" );
mySourceList.Add( "barn" );
// Creates and initializes the one-dimensional target Array.
String[] myTargetArray = new String[15];
myTargetArray[0] = "The";
myTargetArray[1] = "quick";
myTargetArray[2] = "brown";
myTargetArray[3] = "fox";
myTargetArray[4] = "jumps";
myTargetArray[5] = "over";
myTargetArray[6] = "the";
myTargetArray[7] = "lazy";
myTargetArray[8] = "dog";
// Displays the values of the target Array.
Console.WriteLine( "The target Array contains the following (before and after copying):" );
PrintValues( myTargetArray, ' ' );
// Copies the second element from the source ArrayList to the target Array, starting at index 7.
mySourceList.CopyTo( 1, myTargetArray, 7, 1 );
// Displays the values of the target Array.
PrintValues( myTargetArray, ' ' );
// Copies the entire source ArrayList to the target Array, starting at index 6.
mySourceList.CopyTo( myTargetArray, 6 );
// Displays the values of the target Array.
PrintValues( myTargetArray, ' ' );
// Copies the entire source ArrayList to the target Array, starting at index 0.
mySourceList.CopyTo( myTargetArray );
// Displays the values of the target Array.
PrintValues( myTargetArray, ' ' );
}
public static void PrintValues( String[] myArr, char mySeparator ) {
for ( int i = 0; i < myArr.Length; i++ )
Console.Write( "{0}{1}", mySeparator, myArr[i] );
Console.WriteLine();
}
}
/*
This code produces the following output.
The target Array contains the following (before and after copying):
The quick brown fox jumps over the lazy dog
The quick brown fox jumps over the napping dog
The quick brown fox jumps over three napping cats in the barn
three napping cats in the barn three napping cats in the barn
*/
Imports System.Collections
Public Class SamplesArrayList
Public Shared Sub Main()
' Creates and initializes the source ArrayList.
Dim mySourceList As New ArrayList()
mySourceList.Add("three")
mySourceList.Add("napping")
mySourceList.Add("cats")
mySourceList.Add("in")
mySourceList.Add("the")
mySourceList.Add("barn")
' Creates and initializes the one-dimensional target Array.
Dim myTargetArray(14) As String
myTargetArray(0) = "The"
myTargetArray(1) = "quick"
myTargetArray(2) = "brown"
myTargetArray(3) = "fox"
myTargetArray(4) = "jumps"
myTargetArray(5) = "over"
myTargetArray(6) = "the"
myTargetArray(7) = "lazy"
myTargetArray(8) = "dog"
' Displays the values of the target Array.
Console.WriteLine("The target Array contains the following (before and after copying):")
PrintValues(myTargetArray, " "c)
' Copies the second element from the source ArrayList to the target Array, starting at index 7.
mySourceList.CopyTo(1, myTargetArray, 7, 1)
' Displays the values of the target Array.
PrintValues(myTargetArray, " "c)
' Copies the entire source ArrayList to the target Array, starting at index 6.
mySourceList.CopyTo(myTargetArray, 6)
' Displays the values of the target Array.
PrintValues(myTargetArray, " "c)
' Copies the entire source ArrayList to the target Array, starting at index 0.
mySourceList.CopyTo(myTargetArray)
' Displays the values of the target Array.
PrintValues(myTargetArray, " "c)
End Sub
Public Shared Sub PrintValues(myArr() As String, mySeparator As Char)
Dim i As Integer
For i = 0 To myArr.Length - 1
Console.Write("{0}{1}", mySeparator, myArr(i))
Next i
Console.WriteLine()
End Sub
End Class
' This code produces the following output.
'
' The target Array contains the following (before and after copying):
' The quick brown fox jumps over the lazy dog
' The quick brown fox jumps over the napping dog
' The quick brown fox jumps over three napping cats in the barn
' three napping cats in the barn three napping cats in the barn
설명
지정된 배열은 호환되는 형식이어야 합니다.
이 메서드는 요소를 복사하는 데 사용합니다 Array.Copy .
요소는 열거자가 반복하는 순서와 동일한 순서로 복사 Array 됩니다 ArrayList.
이 메서드는 O(n) 작업입니다 ncount.