Code 128B Barcode Generator
Code 128 subset B covers upper- and lowercase letters, digits and common symbols — the everyday choice for mixed-case content.
Data length
可变长度
Character set
大小写字母 / 数字 / 符号
Check digit
模 103（自动）
Typical uses
General text encoding, order numbers
Select barcode format
Press Tab after a value to add custom display text, or paste two columns (value, caption) straight from Excel.
Output
1 item(s)
Code 128B · Letters, digits and common symbols
Options
Foreground
Background
Barcode image API
/api/barcode/code128b/ABC-abc-1234
The endpoint returns an SVG vector image usable directly in <img> tags.