jendoe0110.github.io/part2_6.html at main · jendoe0110/jendoe0110.github.io · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Character Count in Text</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            background-color: grey;
            color: white;
            text-align: center;
            padding: 20px;
        }
        textarea, input {
            margin-top: 10px;
            padding: 10px;
            border-radius: 5px;
            border: none;
        }
        button {
            background-color: pink;
            padding: 10px;
            border-radius: 5px;
            border: none;
            cursor: pointer;
        }
        button:hover {
            background-color: #ff69b4;
        }
        #result {
            margin-top: 20px;
        }
    </style>
</head>
<body>
    <h1>Character Frequency Analyzer</h1>
    <form id="charCountForm">
        <textarea id="textContent" rows="4" cols="50" placeholder="Type your content here..."></textarea><br>
        <input type="text" id="charInput" maxlength="1" placeholder="Enter a single character">
        <button type="submit">Analyze</button>
    </form>
    <div id="result"></div>
    <a href="homework6.html" style="color: pink;">Back to Homework 6</a>

    <script>
        document.getElementById('charCountForm').addEventListener('submit', function(event) {
            event.preventDefault();
            const text = document.getElementById('textContent').value;
            const char = document.getElementById('charInput').value;
            countCharacter(text, char);
        });

        function countCharacter(text, char) {
            if (char.length === 0) {
                alert("Please enter a character to search.");
                return;
            }

            const regex = new RegExp(char, "gi");
            const matches = text.match(regex);
            const count = matches ? matches.length : 0;

            if (count > 0) {
                document.getElementById('result').textContent = `The character "${char}" appears ${count} times in the text.`;
            } else {
                const message = `Search character "${char}" not found in the content you typed.`;
                openNewWindow(message);
                document.getElementById('result').textContent = '';
            }
        }

        function openNewWindow(message) {
            const newWindow = window.open("", "", "width=300,height=100");
            newWindow.document.write(`<p>${message}</p><button onclick="window.close()">Close</button>`);
        }
    </script>
</body>
</html>