📊
条形码生成器
免费在线生成多种格式（Code128、EAN、UPC、Code39）的条形码
⚙️ messages.bg_settings
👁️ messages.bg_preview
📖 messages.bg_format_ref
| messages.bg_format | messages.bg_use_case | messages.bg_chars |
|---|---|---|
| Code 128 | Shipping, logistics | All ASCII |
| EAN-13 | Retail products (global) | 12 digits + check |
| EAN-8 | Small products | 7 digits + check |
| UPC-A | Retail products (US/Canada) | 11 digits + check |
| Code 39 | Military, automotive | A-Z, 0-9, special |
| ITF-14 | Shipping containers | 14 digits |
| Pharmacode | Pharmaceutical industry | 3-131070 |
| Codabar | Libraries, blood banks | 0-9, -, $, :, /, +, . |