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14 lis 2023 · Instrukcja while wykonuje instrukcję lub blok instrukcji, podczas gdy określone wyrażenie logiczne oblicza wartość true. Ponieważ to wyrażenie jest oceniane przed każdym wykonaniem pętli, pętla while wykonuje zero lub więcej razy.
29 mar 2010 · Do..while is the way to go when you want to run some code, check or verify something (normally depending on what happened during the execution of that code), and if you don't like the result, start over again.
The do and while keyword is used to create a do...while loop. It is similar to a while loop, however there is a major difference between them. In while loop, the condition is checked before the body is executed. It is the exact opposite in do...while loop, i.e. condition is checked after the body is executed.
Zastosowanie pętli do-while. Pętla do-while sprawdza się np. do wyświetlania menu w programach konsolowych. Pierwsza iteracja pętli informuje użytkownika o możliwych wyborach, a następne zależą od dokonanego wyboru. Przykład takiego wykorzystania znajduje się poniżej: int wybor; do { Console.WriteLine("Wybierz numet operacji?
The do/while loop is a variant of the while loop. This loop will execute the code block once, before checking if the condition is true, then it will repeat the loop as long as the condition is true.
The while statement. The while statement executes a statement or a block of statements while a specified Boolean expression evaluates to true. Because that expression is evaluated before each execution of the loop, a while loop executes zero or more times. The while loop differs from the do loop, which executes one or more times.
C# - do while Loop. The do while loop is the same as while loop except that it executes the code block at least once. Syntax: do. { //code block. } while(condition); The do-while loop starts with the do keyword followed by a code block and a boolean expression with the while keyword.
