建立 ArrayList 的同步包裝器
要為 ArrayList 建立同步包裝器,程式碼如下 −
示例
using System;
using System.Collections;
public class Demo {
public static void Main() {
ArrayList arrList = new ArrayList();
arrList.Add("AB");
arrList.Add("CD");
arrList.Add("EF");
arrList.Add("GH");
arrList.Add("IJ");
arrList.Add("KL");
Console.WriteLine("ArrayList elements...");
foreach(string str in arrList) {
Console.WriteLine(str);
}
Console.WriteLine("ArrayList is synchronized? = "+arrList.IsSynchronized);
}
}輸出
將生成以下輸出 −
ArrayList elements... AB CD EF GH IJ KL ArrayList is synchronized? = False
示例
讓我們看另一個示例 −
using System;
using System.Collections;
public class Demo {
public static void Main() {
ArrayList arrList = new ArrayList();
arrList.Add("AB");
arrList.Add("CD");
arrList.Add("EF");
arrList.Add("GH");
arrList.Add("IJ");
arrList.Add("KL");
Console.WriteLine("ArrayList elements...");
foreach(string str in arrList) {
Console.WriteLine(str);
}
Console.WriteLine("ArrayList is synchronized? = "+arrList.IsSynchronized);
ArrayList arrList2 = ArrayList.Synchronized(arrList);
Console.WriteLine("ArrayList is synchronized? = "+arrList2.IsSynchronized);
}
}輸出
將生成以下輸出 −
ArrayList elements... AB CD EF GH IJ KL ArrayList is synchronized? = False ArrayList is synchronized? = True
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