dev-toolkit/json-formatter.html at main · helloworldTXT/dev-toolkit · GitHub

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<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>JSON 格式化 - IT 工具集</title>
    <style>
        * { box-sizing: border-box; margin: 0; padding: 0; }

        body {
            font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
            background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
            min-height: 100vh;
            color: #fff;
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 30px 20px;
        }

        header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 30px;
        }

        .back-link {
            color: #00d9ff;
            text-decoration: none;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 8px;
            opacity: 0.8;
            transition: opacity 0.2s;
        }

        .back-link:hover { opacity: 1; }

        h1 {
            font-size: 1.8rem;
            font-weight: 400;
            color: #00d9ff;
        }

        .toolbar {
            display: flex;
            gap: 10px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        button {
            padding: 12px 24px;
            border: none;
            border-radius: 8px;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all 0.2s;
            font-weight: 500;
        }

        .btn-primary {
            background: linear-gradient(135deg, #00d9ff, #00b8d4);
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        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 20px rgba(0, 217, 255, 0.3);
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        .btn-secondary {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.2);
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        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.15);
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        .editor-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        @media (max-width: 768px) {
            .editor-container { grid-template-columns: 1fr; }
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            background: rgba(0, 0, 0, 0.3);
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        .panel-header h3 {
            font-weight: 400;
            font-size: 1rem;
            color: #aaa;
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        .panel-header .status {
            font-size: 0.85rem;
            padding: 4px 12px;
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        .status.valid {
            background: rgba(0, 255, 136, 0.2);
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        .status.invalid {
            background: rgba(255, 107, 107, 0.2);
            color: #ff6b6b;
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        .status.empty {
            background: rgba(255, 255, 255, 0.1);
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        textarea {
            width: 100%;
            height: 500px;
            background: transparent;
            border: none;
            padding: 20px;
            color: #e0e0e0;
            font-family: 'Consolas', 'Monaco', 'Fira Code', monospace;
            font-size: 14px;
            line-height: 1.6;
            resize: vertical;
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        textarea:focus {
            outline: none;
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        textarea::placeholder {
            color: #555;
        }

        #output {
            color: #00ff88;
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        .error-output {
            color: #ff6b6b !important;
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        .stats {
            margin-top: 20px;
            padding: 15px 20px;
            background: rgba(0, 0, 0, 0.2);
            border-radius: 8px;
            display: flex;
            gap: 30px;
            font-size: 0.9rem;
            color: #888;
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        .stats span {
            color: #00d9ff;
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        .toast {
            position: fixed;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%) translateY(100px);
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            color: #0f0c29;
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            font-weight: 500;
            opacity: 0;
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            z-index: 1000;
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        .toast.show {
            transform: translateX(-50%) translateY(0);
            opacity: 1;
        }
    </style>
</head>
<body>
    <div class="container">
        <header>
            <a href="index.html" class="back-link">← 返回工具集</a>
            <h1>{ } JSON 格式化</h1>
            <div style="width: 100px;"></div>
        </header>

        <div class="toolbar">
            <button class="btn-primary" onclick="formatJson()">格式化</button>
            <button class="btn-primary" onclick="compressJson()">压缩</button>
            <button class="btn-secondary" onclick="copyOutput()">复制结果</button>
            <button class="btn-secondary" onclick="clearAll()">清空</button>
            <button class="btn-secondary" onclick="loadSample()">加载示例</button>
        </div>

        <div class="editor-container">
            <div class="editor-panel">
                <div class="panel-header">
                    <h3>输入 JSON</h3>
                    <span id="inputStatus" class="status empty">等待输入</span>
                </div>
                <textarea id="input" placeholder='粘贴 JSON 数据，例如：&#10;{"name":"张三","age":25,"skills":["Python","JavaScript"]}'></textarea>
            </div>

            <div class="editor-panel">
                <div class="panel-header">
                    <h3>输出结果</h3>
                    <span id="outputStatus" class="status empty">-</span>
                </div>
                <textarea id="output" readonly placeholder="格式化结果将显示在这里..."></textarea>
            </div>
        </div>

        <div class="stats">
            <div>输入字符数: <span id="inputChars">0</span></div>
            <div>输出字符数: <span id="outputChars">0</span></div>
            <div>缩进层级: <span id="indentLevel">2 空格</span></div>
        </div>
    </div>

    <div id="toast" class="toast"></div>

    <script>
        const input = document.getElementById('input');
        const output = document.getElementById('output');
        const inputStatus = document.getElementById('inputStatus');
        const outputStatus = document.getElementById('outputStatus');
        const inputChars = document.getElementById('inputChars');
        const outputChars = document.getElementById('outputChars');

        // 实时验证
        input.addEventListener('input', () => {
            inputChars.textContent = input.value.length;
            validateJson();
        });

        function validateJson() {
            const value = input.value.trim();
            if (!value) {
                inputStatus.textContent = '等待输入';
                inputStatus.className = 'status empty';
                return null;
            }
            try {
                const obj = JSON.parse(value);
                inputStatus.textContent = '✓ 有效 JSON';
                inputStatus.className = 'status valid';
                return obj;
            } catch (e) {
                inputStatus.textContent = '✗ 格式错误';
                inputStatus.className = 'status invalid';
                return null;
            }
        }

        function formatJson() {
            try {
                const value = input.value.trim();
                if (!value) {
                    showToast('请输入 JSON 数据');
                    return;
                }
                const obj = JSON.parse(value);
                const formatted = JSON.stringify(obj, null, 2);
                output.value = formatted;
                output.classList.remove('error-output');
                outputStatus.textContent = '格式化成功';
                outputStatus.className = 'status valid';
                outputChars.textContent = formatted.length;
            } catch (e) {
                output.value = '❌ JSON 格式错误\n\n' + e.message;
                output.classList.add('error-output');
                outputStatus.textContent = '解析失败';
                outputStatus.className = 'status invalid';
            }
        }

        function compressJson() {
            try {
                const value = input.value.trim();
                if (!value) {
                    showToast('请输入 JSON 数据');
                    return;
                }
                const obj = JSON.parse(value);
                const compressed = JSON.stringify(obj);
                output.value = compressed;
                output.classList.remove('error-output');
                outputStatus.textContent = '压缩成功';
                outputStatus.className = 'status valid';
                outputChars.textContent = compressed.length;
            } catch (e) {
                output.value = '❌ JSON 格式错误\n\n' + e.message;
                output.classList.add('error-output');
                outputStatus.textContent = '解析失败';
                outputStatus.className = 'status invalid';
            }
        }

        function copyOutput() {
            if (!output.value) {
                showToast('没有可复制的内容');
                return;
            }
            navigator.clipboard.writeText(output.value).then(() => {
                showToast('已复制到剪贴板');
            }).catch(() => {
                output.select();
                document.execCommand('copy');
                showToast('已复制到剪贴板');
            });
        }

        function clearAll() {
            input.value = '';
            output.value = '';
            inputStatus.textContent = '等待输入';
            inputStatus.className = 'status empty';
            outputStatus.textContent = '-';
            outputStatus.className = 'status empty';
            inputChars.textContent = '0';
            outputChars.textContent = '0';
        }

        function loadSample() {
            const sample = {
                "code": 200,
                "message": "success",
                "data": {
                    "user": {
                        "id": "U001",
                        "name": "张三",
                        "email": "zhangsan@example.com"
                    },
                    "orders": [
                        {"orderId": "ORD001", "amount": 299.00, "status": "completed"},
                        {"orderId": "ORD002", "amount": 599.00, "status": "pending"}
                    ],
                    "metadata": {
                        "timestamp": 1704067200,
                        "version": "1.0.0"
                    }
                }
            };
            input.value = JSON.stringify(sample);
            inputChars.textContent = input.value.length;
            validateJson();
            showToast('已加载示例数据');
        }

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        // 快捷键支持
        document.addEventListener('keydown', (e) => {
            if (e.ctrlKey || e.metaKey) {
                if (e.key === 'Enter') {
                    e.preventDefault();
                    formatJson();
                }
            }
        });
    </script>
</body>
</html>