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AvtoBBus
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Mar 7, 2026
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| const num1Input = document.getElementById('num1'); | ||
| const num2Input = document.getElementById('num2'); | ||
| const operationSelect = document.getElementById('operation'); | ||
| const calculateBtn = document.getElementById('calculateBtn'); | ||
| const resultDiv = document.getElementById('result'); | ||
| const errorDiv = document.getElementById('error'); |
Collaborator
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Какой-то элемент может быть не найден
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| if (n2 === 0) { | ||
| errorDiv.textContent = 'Ошибка: На ноль делить нельзя!'; | ||
| hasError = true; | ||
| } else { |
Collaborator
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Есть момент, что у вас стоит у блока для ошибок стоит display: none и вы его не переставляете
index.html
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| <div class="calculator"> | ||
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| <div class="input-group"> | ||
| <input type="text" id="num1" placeholder="Число 1"> |
Collaborator
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type="number" вам же не нужно вводить строки
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Одностраничное браузерное приложение "Калькулятор", реализованное на HTML, CSS и JavaScript. Приложение выполняет базовые арифметические операции с валидацией пользовательского ввода и обработкой ошибок.
Пользователь имеет возможность ввести два числовых значения, выбрать необходимую операцию сложения, вычитания, умножения или деления и получить результат мгновенно после нажатия кнопки подсчета.