C# | Thread(ParameterizedThreadStart) Constructor

Thread(ParameterizedThreadStart) Constructor is used to initialize a new instance of the Thread class. It defined a delegate which allows an object to pass to the thread when the thread starts. This constructor gives ArgumentNullException if the parameter of this constructor is null.
 

Syntax:  

public Thread(ParameterizedThreadStart start);

Here, start is a delegate which represents a method to be invoked when this thread begins executing.
Below programs illustrate the use of Thread(ParameterizedThreadStart) Constructor:
Example 1: 

Output: 

My thread is in progress...!!
My thread is in progress...!!
My thread is in progress...!!

Example 2:

Output: 

My thread is in progress...!!
0
1
2

Reference: 

• https://learn.microsoft.com/en-us/dotnet/api/system.threading.thread.-ctor?view=netframework-4.7.2#System_Threading_Thread__ctor_System_Threading_ParameterizedThreadStart_