Come si usa: Generatore di e-mail codice QR

Descrizione

Create a mailto: QR code with prefilled recipient, subject and body.

• qr
• Essendo tutto client-side, Generatore di e-mail codice QR è sicuro anche per dati sensibili come chiavi API e token.

Come si usa

Usare Generatore di e-mail codice QR richiede tre passaggi:

1. Incolla i dati nel campo di input (o carica l’esempio).
2. Regola le opzioni in base al formato desiderato.
3. Copia, scarica o consulta l’output — aggiornato in tempo reale.

Esegui

Esempi

Builds mailto:john@example.com?subject=…&body=… with the subject and body percent-encoded.

Input

john@example.com

Output

<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>Email</td></tr>
      <tr><th>Version</th><td>6 (41×41 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>94 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>address</th><td>john@example.com</td></tr><tr><th>subject</th><td>Hello from 26173</td></tr><tr><th>body</th><td>This is a prefilled message.</td></tr></tbody></table>
  </div>
</div>
<div class="qr-payload"><strong>Payload</strong><pre class="ex-io">mailto:john@example.com?subject=Hello%20from%2026173&amp;body=This%20is%20a%20prefilled%20message.</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。

Casi d’uso

Casi d’uso comuni di Generatore di e-mail codice QR:

• Create a mailto: QR code with prefilled recipient, subject and body.

Parametri

Input: — · Output: HTML · live: ✗

FAQ

Da sapere

• 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。

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