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Similar to the while loop, a do.while loop will continue running until a stopping condition is met. One key difference is that no matter what, a do.while loop will always run once. do. {. statement; } while (condition); Instead of checking the condition before the code block executes, the program in the block runs once and then checks the.
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How while loop works? C# while loop consists of a test-expression. If the test-expression is evaluated to true , statements inside the while loop are executed. after execution, the test-expression is evaluated again. If the test-expression is evaluated to false, the while loop terminates. while loop Flowchart Working of C# while loop
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C# do-while Loop Example. When coding the do-while loop, it's common to use a counter variable to execute the statements in a loop a certain number of times. Here, the counter variable is an int type name i, and is assigned an initial value of 0 just before C# executes the do statement. The below code shows an example of a C# do-while loop:
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Detailed Explanation Like many other loops available in OOPs based languages, C# fully supports do-while Loop. Circuits are used to run a particular block of statements until the condition is true. Let's understand how does this works. "Do this while the condition is true."
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The C# "do" keyword begins a loop. The loop body comes before its condition (which is specified in a while expression). Every looping construct has advantages. This loop is rarely needed—it probably has more disadvantages than advantages. We use the do-while loop (but we probably should not). Example program.
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C# do while Loop. do while loop is another kind of loop. This is just like while and for loop but the only difference is that the code in its body is executed once before checking the condition . Syntax of do.while loop is: do. {. statement (s) } while ( condition ) ;
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Examples Now that we know how the do-while loop works and what is features are, let's see how we can use this loop with our C# programming.. Process list with do-while. One thing do-while can do is iterate through a list of values. That's similar to what the while loop can do, but with the implicit assumption that there's at least one element in the list.
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C# Do-While Loop. The C# do-while loop is used to iterate a part of the program several times. If the number of iteration is not fixed and you must have to execute the loop at least once, it is recommended to use do-while loop. The C# do-while loop is executed at least once because condition is checked after loop body.
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Experience using Visual Studio Code to develop, build, and run C# console applications that include console I/O and access the methods of .NET classes; Experience using C# code to evaluate conditional expressions and manage variable scope inside and outside of code blocks
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9 Answers Sorted by: 52 The general form is: do { // Body } while (condition); Where condition is some expression of type bool.
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Do while loop in C# Language: The do-while loop is a post-tested loop or exit-controlled loop i.e. first it will execute the loop body and then it will be going to test the condition. That means we need to use the do-while loop where we need to execute the loop body at least once.
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In C# the structure of a do..while loop looks like the below example of the syntax. do. Statement or block of statements. while (expression); The stаtements under dо will exeсute the first time аnd then the соnditiоn is сheсked. The lоор will соntinue while the соnditiоn remаins true. The рrоgrаm fоr рrinting the integers.
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The syntax of a do.while loop in C# is − do { statement (s); } while ( condition ); Notice that the conditional expression appears at the end of the loop, so the statement (s) in the loop execute once before the condition is tested.
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To iterate a specified code for multiple times, the C# Do-While loop is used. It is recommended to use the Do-While loop when the number of iterations is not fixed and the loop needs to be executed at least once. The loop is executed at least once because, in C# do-while loop, the condition is checked after the loop body. Syntax:
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The general form of do/while looks like this: do { // Perform some actions here. } while (some condition); // Break out of the loop once this condition is satisfied. The 'some condition' is of type bool. The main difference between a do/while and a while is that if 'some condition' is false at the beginning of the do loop, the body of the loop.
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C# Do-While statement to validate user input. Ask Question Asked 10 years, 2 months ago. Modified 7 years, 8 months ago. Viewed 5k times 0 I want to create a simple do-while statement that makes sure the user input is either Y or N and if not asks them to input again. If it is Y or N then the app continues.