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Console.Clear(); not Working in C#?

Whenever I put the Console.Clear(); method inside a statement it never works. For example, if I put Console.Clear(); inside a while loop, it doesn't clear the console. Can someone explain to me why this happens, and possibly tell me a solution to this problem? Thanks in advanced.

7th Mar 2020, 10:25 PM
Cipher
Cipher - avatar
4 Respuestas
+ 1
First, are you using an ide or the code playground? Second, what comes before and after the clear? Maybe you're just rewriting the text so it looks the same?
7th Mar 2020, 10:27 PM
coddy
coddy - avatar
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Firstly, atm I code on my phone using an app called Dcoder since I don't have a working pc. Secondly, earlier I made a while loop that wrote a variable value to the console, then (it was supposed to) clear the console with Console.Clear(); then increment the variable. This isn't the first time I've encountered this Coder's Crux. double num = 1; while(true) { Console.WriteLine(num); Console.Clear(); num += 1; }
7th Mar 2020, 10:34 PM
Cipher
Cipher - avatar
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@Cipher Console.Clear() may not function as expected in online C# compilers due to the nature of their execution environments. Online compilers typically operate in a sandboxed, web-based environment that simulates a console, rather than providing direct access to a traditional operating system console window. This simulation often lacks the full capabilities of a native terminal or command prompt, including the ability to clear the display buffer. Specifically, the Console.Clear() method relies on underlying operating system functionalities to clear the console screen. In online environments, this direct interaction with the OS is usually restricted or unavailable for security and architectural reasons. The output from your code is often captured and displayed within a web page, where clearing the "console" would mean manipulating the HTML or DOM, which Console.Clear() is not designed to do. Therefore, while Console.Clear() works reliably in local development environments where you have a direct console application, its functionality is limited or absent in most online C# compilers. So if its locally on your terminal it will work. But not online.
25th Aug 2025, 7:41 AM
Mashtullah
Mashtullah - avatar