BarcodeA barcode is a graphical identifier consisting of multiple black bars and spaces of varying widths arranged according to specific encoding rules to represent a set of information.
Common Types Explanation:
- CODE128:General-purpose barcode that can encode numbers, letters, and special characters. It has high density and wide application (Note: scanning errors may occur; using subsets is recommended).
- CODE128B:CODE128 subset supporting uppercase and lowercase letters and numbers, stable scanning, recommended for daily use.
- CODE128C:CODE128 subset supporting only even-length numeric digits, highest density, suitable for encoding long numbers.
- EAN13:European Article Number standard, 13 digits, used for retail products.
- EAN8:Shortened version of EAN13, 8 digits, used for small packaged goods.
- UPC-A:North American universal product code, 12 digits.
- CODE39:Commonly used in industrial fields, supports numbers, uppercase letters, and some symbols.
- ITF14:Used for logistics and transport packaging, 14 digits.
Note:Different barcode types have specific input requirements. For example, EAN13 requires 13 digits. Please choose the appropriate type according to your needs.
Tip:If extra characters (such as '=') appear after scanning CODE128, please switch to CODE128B to resolve this issue.