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C# | Check if ListDictionary is synchronized (thread safe)

C# | Check if ListDictionary is synchronized (thread safe)

Last Updated : 11 Jul, 2025

ListDictionary.IsSynchronized

property is used to get a value indicating whether the ListDictionary is synchronized (thread safe) or not.

Syntax:
public bool IsSynchronized { get; }
Return Value:

This property always returns

false

. Below are the programs to illustrate the use of

ListDictionary.IsSynchronized

property:

Example 1: CSHARP
// C# code to check if ListDictionary
// is synchronized (thread safe)
using System;
using System.Collections;
using System.Collections.Specialized;

class GFG {

    // Driver code
    public static void Main()
    {

        // Creating a ListDictionary named myDict
        ListDictionary myDict = new ListDictionary();

        myDict.Add("Australia", "Canberra");
        myDict.Add("Belgium", "Brussels");
        myDict.Add("Netherlands", "Amsterdam");
        myDict.Add("China", "Beijing");
        myDict.Add("Russia", "Moscow");
        myDict.Add("India", "New Delhi");

        // Check if ListDictionary is
        // synchronized (thread safe)
        Console.WriteLine(myDict.IsSynchronized);
    }
}
Output:
False
Example 2: CSharp
// C# code to check if ListDictionary
// is synchronized (thread safe)
using System;
using System.Collections;
using System.Collections.Specialized;

class GFG {

    // Driver code
    public static void Main()
    {

        // Creating a ListDictionary named myDict
        ListDictionary myDict = new ListDictionary();

        myDict.Add("1", "C");
        myDict.Add("2", "C++");
        myDict.Add("3", "Java");
        myDict.Add("4", "Python");
        myDict.Add("5", "C#");
        myDict.Add("6", "Data Structure");

        // Check if ListDictionary is
        // synchronized (thread safe)
        Console.WriteLine(myDict.IsSynchronized);
    }
}
Output:
False
Reference:

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