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While Loop in C# Language: A loop is nothing but executes a block of instructions or statements repeatedly as long as the loop condition is true. How many times it will repeat means as long as the given condition is true. When the condition fails, it will terminate the loop execution.
C# while loop examples. Quick example. while with if statement. while loop waiting on user input. while with multiple true/false expressions. Update variable inside while condition. Go through text file with while. Features of C#’s while loop. Other C# loops. Summary. With a loop we execute code repeatedly.
18 lis 2015 · Often (in order to avoid mess with the complex condition) it could be useful to push the condition into the loop: while (true) { // loop forever unless: if (testString.Contains("hello")) // ...test string contains "hello" break; if (NewCount == OldCount) // ...counts are equal break; if (attemptCount >= 100) // ... too many attempts break ...
Syntax. do { // code block to be executed} while (condition); The example below uses a do/while loop. The loop will always be executed at least once, even if the condition is false, because the code block is executed before the condition is tested: Example. int i = 0; do { . Console.WriteLine(i); . i++; } while (i < 5); Try it Yourself »
The best solution to such problem is loop. Loops are used in programming to repeatedly execute a certain block of statements until some condition is met. In this article, we'll learn to use while loops in C#.
C# provides the while loop to repeatedly execute a block of code as long as the specified condition returns true. //code block. The while loop starts with the while keyword, and it must include a boolean conditional expression inside brackets that returns either true or false.
C# while Loop Examples. Loop over numbers and indexes with while. This syntax can be used for infinite loops. While. In our solar system, planets orbit the sun. We follow these paths in the night sky. We discover repetition here—like a while-loop. In our programs, a while-loop continues forever—until its expression is false.
