Build a Palindrome Checker - Build a Palindrome Checker

Tell us what’s happening:

I need help please!
I passed all user stories except for no. 7 and 16

Your code so far

<!-- file: index.html -->
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="icon" type="image/png" href="https://cdn.freecodecamp.org/universal/favicons/favicon.ico">
    <title>Palindrome Checker</title>
    <link rel="stylesheet" href="styles.css">
    
</head>
<body>
    <main class="container">
        <img class="logo" src="https://cdn.freecodecamp.org/platform/universal/fcc_primary.svg" alt="freeCodeCamp Logo">
        <h1 class="title">Is it a Palindrome?</h1>
        
        <div class="input-container">
            <label for="text-input">Enter text to check for a palindrome:</label>
            <input class="text-input" id="text-input" type="text" placeholder="Type here...">
            <button class="check-btn" id="check-btn">Check</button>
            <div class="result-message" id="result"></div>
        </div>

        <div class="definition-container">
            <p class="definition">
                <span role="img" aria-label="light-bulb">💡</span>
                A <dfn>palindrome</dfn> is a word or sentence that's spelled the same way both forward and backward, ignoring punctuation, case, and spacing.
            </p>
        </div>
    </main>
    <script src="script.js"></script>
</body>
</html>


/* file: styles.css */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Verdana', Geneva, Tahoma, sans-serif;
            background-color: #0a0a23;
            color: #ffffff;
        }

        .container {
            width: 100%;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
        }

        .logo {
            height: 30px;
            margin-bottom: 20px;
        }

        .title {
            text-align: center;
            padding: 10px 0;
            font-size: 2.5rem;
            margin-bottom: 20px;
        }

        .input-container {
            width: min(100vw, 450px);
            padding: 20px;
            background-color: white;
            border-radius: 20px;
            box-shadow: 0 6px 6px #002ead;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        label {
            color: #0a0a23;
            margin-bottom: 10px;
        }

        .check-btn {
            width: 90px;
            border: none;
            padding: 10px;
            border-radius: 15px;
            background-color: #5a01a7;
            color: #fff;
            cursor: pointer;
            margin-top: 10px;
            
        }

        .text-input {
            height: 30px;
            width: 250px;
            text-align: center;
            font-size: 1.2rem;
            margin: 10px 0;
            border: none;
            border-bottom: 2px solid #5a01a7;
        }

        .text-input:focus {
            border-bottom: 3px solid #5a01a7;
            outline: none;
        }

        .text-input::placeholder {
            text-align: center;
        }

        .result-message {
    padding: 10px; 
    border-radius: 5px; 
    background-color: #f9f9f9;    
    max-width: 100%; 
    overflow-wrap: break-word; 
    word-wrap: break-word; 
    overflow: hidden; 
    white-space: normal; 
    color: black;
}


        .definition-container {
            width: min(100vw, 450px);
            font-size: 1.3rem;
            background-color: #00471b;
            margin-top: 20px;
            padding: 20px;
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .definition {
            text-align: center;
        }
    
















/*body {
    font-family: 'Arial', sans-serif;
    background-color: #e9ecef;
    color: #343a40;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.app-container {
    background: #ffffff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 350px;
}

h1 {
    font-size: 28px;
    margin-bottom: 20px;
    color: #007bff;
}

input[type="text"] {
    width: 100%;
    padding: 12px;
    border: 2px solid #007bff;
    border-radius: 5px;
    margin-bottom: 15px;
    font-size: 16px;
}

input[type="text"]:focus {
    border-color: #0056b3;
    outline: none;
}

button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #0056b3;
}

.result-message {
    margin-top: 20px;
    font-size: 18px;
    font-weight: bold;
    color: #28a745; /* Green color for success messages */
}

/* file: script.js */
const textInput = document.getElementById("text-input");
const checkButton = document.getElementById("check-btn");
const result = document.getElementById("result");

function processInput(inputElement) {
    let inputText = inputElement.value; // Get the value from the input element
    if (!inputText) {
        alert("Please input a value");
        return null; // Return null if input is empty
    } else { 
        // Adjusted regex to keep the specific characters, including backslashes
        const regex = /[^a-zA-Z0-9(_):\/\-\\]/g; // Keep numbers, letters, and specified characters, including spaces
        const processedInput = inputText
            .replace(regex, "") // Replace non-matching characters
            .toLowerCase(); // Convert to lower case
        console.log(processedInput); // Output the processed input       
        return processedInput;        
    }      
}

// This function reverses the processedInput to test for palindrome
const makingPalindrome = (processedInput) => processedInput.split("").reverse().join("");

function checkForPalindrome() {
    const originalInput = textInput.value; // Store the original input for display
    const processedInput = processInput(textInput); // Get processed input
    if (processedInput === null) return; // Exit if there's no input to process

    const reversedInput = makingPalindrome(processedInput); // Reverse the processed input
    console.log(reversedInput); // Log the reversed input for debugging
    let resultMsg = "";

    if (reversedInput === processedInput) {
        resultMsg = `${originalInput} is a palindrome`;
    } else {
        resultMsg = `${originalInput} is not a palindrome`;
    }
    result.textContent = resultMsg; // Display the result

    // Clear the input field after checking
    textInput.value = ""; // Reset the input field
}

checkButton.addEventListener('click', checkForPalindrome);


Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36

Challenge Information:

Build a Palindrome Checker - Build a Palindrome Checker

https://www.freecodecamp.org/learn/full-stack-developer/lab-palindrome-checker/build-a-palindrome-checker

Note: You’ll need to remove all non-alphanumeric characters (punctuation, spaces and symbols) and turn everything into the same case (lower or upper case) in order to check for palindromes.

Is your regular expression doing this?

https://regex101.com