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How command line arguments are passed in main method in C#?
The Main() method is the entry point −
static void Main(string[] args)
The arguments array args is used to set arguments −
string[] args)
It will set the following if you add two arguments −
var args = new string[] {"arg1","arg2”}Here is the demo code −
Example
using System;
namespace Demo {
class HelloWorld {
// args for command line
static void Main(string[] args) {
Console.WriteLine("Welcome here!");
Console.ReadKey();
}
}
}To compile a C# program by using the command-line instead of the Visual Studio IDE −
Open a text editor and add the above-mentioned code.
Save the file as helloworld.cs
Open the command prompt tool and go to the directory where you saved the file.
Type csc helloworld.cs and press enter to compile your code.
If there are no errors in your code, the command prompt takes you to the next line and generates helloworld.exe executable file.
Type helloworld to execute your program.
You can see the output Hello World printed on the screen.
Updated on: 21-Jun-2020
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