6212_КозленкоЕИ_Лаб. 4 #424
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…ораторных 1,2 и на калькулятор
mxwrlld
requested changes
Dec 18, 2025
calculator.js
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| if (!errorMessage) { | ||
| // Форматируем результат | ||
| const formattedResult = parseFloat(result.toFixed(10)); | ||
| resultElement.textContent = formattedResult; | ||
| resultElement.className = 'success'; | ||
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| // Показываем информацию о вычислении | ||
| calculationInfo.textContent = `${num1} ${operationSymbol} ${num2} = ${formattedResult}`; | ||
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| // Добавляем небольшую анимацию к результату | ||
| resultElement.style.transform = 'scale(1.1)'; | ||
| setTimeout(() => { | ||
| resultElement.style.transform = 'scale(1)'; | ||
| }, 300); | ||
| } |
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| let result; | ||
| let operationSymbol = ''; | ||
| let errorMessage = ''; | ||
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| // Выполняем выбранную операцию | ||
| switch(operation) { | ||
| case 'add': | ||
| result = num1 + num2; | ||
| operationSymbol = '+'; | ||
| break; | ||
| case 'subtract': | ||
| result = num1 - num2; | ||
| operationSymbol = '-'; | ||
| break; | ||
| case 'multiply': | ||
| result = num1 * num2; | ||
| operationSymbol = '×'; | ||
| break; | ||
| case 'divide': | ||
| // Проверка деления на ноль | ||
| if (num2 === 0) { | ||
| errorMessage = 'Деление на ноль невозможно'; | ||
| resultElement.textContent = 'Ошибка: Деление на ноль'; | ||
| resultElement.className = 'error'; | ||
| calculationInfo.textContent = errorMessage; | ||
| highlightInputError(num2Input); | ||
| showHintError(hint2, 'Нельзя делить на ноль'); | ||
| return; | ||
| } | ||
| result = num1 / num2; | ||
| operationSymbol = '÷'; | ||
| break; | ||
| default: | ||
| errorMessage = 'Неизвестная операция'; | ||
| } |
There was a problem hiding this comment.
Лучше выделить в отдельную функцию.
Также ошибка деления на ноль и неизвестной операции обрабатываются по - разному.
Также ошибка неизвестной операции никогда не отобразится, поскольку для неё if (!errorMessage) всегда false
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Зачтено! |
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…ораторных 1,2 и на калькулятор