Royal Mail’s customer code puts its data in the shape of each bar: ascender, descender, both, or neither. Four states over four bars give 36 values per character, which is what an alphanumeric UK postcode needs.
Type Token
| Item | Value |
|---|---|
| Type token | RMS4CC |
| Enum case | BarcodeType::RMS4CC |
| Family | Postal |
| Standard | RM4SCC |
| Class | \Com\Tecnick\Barcode\Type\Linear\RoyalMailFourCc |
Input
| Item | Value |
|---|---|
| Character set | 0-9 and A-Z |
| Length | 1 to 30000 characters |
| Check | one check character, appended by the library |
| Extra parameters | none |
Examples
A postcode and delivery point
<?php
require_once __DIR__ . '/vendor/autoload.php';
$barcode = new \Com\Tecnick\Barcode\Barcode();
$bobj = $barcode->getBarcodeObj(
type: 'RMS4CC',
code: 'SN34RD1A',
width: -3,
height: -30,
color: 'black',
padding: [0, 0, 0, 0],
)->setBackgroundColor('white');
echo $bobj->getInlineSvgCode();
Errors
These payloads raise \Com\Tecnick\Barcode\Exception:
| Payload | Message |
|---|---|
012345678! | Invalid character: 33 |
See Also
- tc-lib-barcode : the library overview.
- Rendering Options : size, colour, padding.
- Output Formats : every renderer.
- KIX : the Dutch format using the same bar states.
- Royal Mail Mailmark : the Royal Mail format that succeeded it.
- API reference : the generated class documentation.