使用方法: MECARD 二维码生成器
MECARD 二维码生成器 是一款免费在线qr工具,可在浏览器中即时build a MECARD contact payload — the compact alternative to vCard that fits in a smaller, lower-version QR symbol。粘贴数据、调整选项即可实时获得结果——无需安装、无需注册,任何数据都不会上传到服务器。
说明
Build a MECARD contact payload — the compact alternative to vCard that fits in a smaller, lower-version QR symbol.
- qr
- 由于全部计算都在客户端完成,使用 API 密钥、令牌或私有日志等敏感数据处理时,MECARD 二维码生成器 同样安全。
使用方法
使用 MECARD 二维码生成器 只需三步:
- 将数据粘贴到输入框(或载入示例)。
- 根据目标格式或使用场景调整选项。
- 复制、下载或查看输出——输入时结果实时更新。
运行
示例
MECARD is far shorter than vCard, so the same contact fits in a lower QR version and scans more easily.
输出(由工具此刻实时生成)
<div class="qr-out">
<div class="qr-preview"><img src="data:image/png;base64,iVBORw0KGgo=" alt="QR code" width="256" height="256" style="max-width:100%;height:auto;image-rendering:pixelated"></div>
<div class="qr-meta">
<table class="tb-table"><tbody>
<tr><th>Detected type</th><td>Plain text</td></tr>
<tr><th>Version</th><td>4 (33×33 modules)</td></tr>
<tr><th>Error correction</th><td>M</td></tr>
<tr><th>Quiet zone</th><td>4 module(s)</td></tr>
<tr><th>Payload size</th><td>60 bytes (UTF-8)</td></tr>
<tr><th>Contrast</th><td>21.00:1</td></tr>
<tr><th>Validation</th><td class="ok">VALID</td></tr>
<tr><th>Render → decode self-test</th><td class="bad">FAILED (decoded ≠ payload)</td></tr>
</tbody></table>
<table class="tb-table"><tbody><tr><th>chars</th><td>60</td></tr><tr><th>lines</th><td>1</td></tr></tbody></table>
</div>
</div>
<div class="qr-payload"><strong>Payload</strong><pre class="ex-io">MECARD;N:Doe\,John;TEL:+15550109988;EMAIL:john@example.com;;</pre></div>
<div class="tb-btns qr-actions">
<button class="btn btn-primary" data-qr-dl="png">Download PNG</button>
<button class="btn" data-qr-dl="svg">Download SVG</button>
<button class="btn" data-qr-copy="payload">Copy payload</button>
<button class="btn" data-qr-copy="svg">Copy SVG</button>
<button class="btn" data-qr-copy="image">Copy image</button>
<button class="btn" data-qr-print>Print</button>
</div>
<p class="ex-note">Generated and verified entirely in your browser. No data is uploaded.</p>
此输出由工具真实运行产生,并非人工编写。
使用场景
MECARD 二维码生成器 常见的使用场景:
- Build a MECARD contact payload — the compact alternative to vCard that fits in a smaller, lower-version QR symbol.
参数说明
| key | 选项 | type | allowed | default | MECARD 二维码生成器 |
|---|---|---|---|---|---|
type | Content type | select | text, url, wifi, email, phone, sms, vcard, mecard, geo, calendar, whatsapp, telegram, bitcoin, ethereum, upi, json, custom | — | mecard |
ec | Error correction | select | M (M ≈ 15% (default)), L (L ≈ 7%), Q (Q ≈ 25%), H (H ≈ 30% (needed for logos)) | — | M |
version | Version (0 = auto) | number | — | 0 | — |
margin | Quiet zone (modules) | number | — | 4 | 4 |
scale | Module size (px) | number | — | 8 | — |
fg | Foreground | color | — | #000000 | — |
bg | Background | color | — | #ffffff | — |
dot | Module style | select | square (Square), rounded (Rounded), dots (Dots) | — | — |
corner | Finder pattern style | select | square (Square (safest)), styled (Styled) | — | — |
输入: — · 输出: HTML · live: ✗
常见问题
什么是 MECARD QR Code Generator?
MECARD QR Code Generator 用于build a MECARD contact payload — the compact alternative to vCard that fits in a smaller, lower-version QR symbol。它完全在浏览器内运行,数据保持私密。
MECARD QR Code Generator 可以免费使用吗?
可以。MECARD QR Code Generator 免费、无次数限制,无需注册或安装。
我的数据会被上传吗?
不会。所有处理都在本地浏览器完成,不会发送到任何服务器。
注意事项
- 结果不会随输入实时更新——修改输入后请点击「运行」。
- 输出以格式化内容呈现;如需纯文本请使用「复制」。
- 全部计算在浏览器端完成,因此超大输入受限于标签页内存,而非服务器上传限制。
相关工具
二维码生成器Create QR codes for text, URLs, Wi-Fi, vCard, email, phone, SMS, geo, calendar, WhatsApp, Telegram, Bitcoin, Ethereum, UPI and JSON, with error correction, quiet zone, colours and PNG/SVG export.URL 二维码生成器Turn any link into a scannable QR code, adding https:// when the scheme is missing and warning about unsafe schemes.Wi-Fi 二维码生成器Build a standards-compliant WIFI: payload with SSID, password, WPA/WEP/open encryption and hidden-network flag so phones join the network on scan.vCard 二维码生成器Generate a vCard 3.0 contact QR code with name, organisation, title, phone, email, website, address and note.邮箱二维码生成器Create a mailto: QR code with prefilled recipient, subject and body.Phone 数字二维码生成器Generate a tel: URI QR code that opens the dialler with the number already filled in.