CODE 49 stacks two to eight rows of eight characters into a single symbol, which puts the full ASCII set into a footprint no single-row format can reach. It dates from 1987, before the matrix formats existed, and the library builds the row split and the check symbols for you.
Type Token
| Item | Value |
|---|---|
| Type token | C49 |
| Enum case | BarcodeType::C49 |
| Family | Linear |
| Standard | ANSI/AIM BC6 |
| Class | \Com\Tecnick\Barcode\Type\Linear\CodeFourNine |
Input
| Item | Value |
|---|---|
| Character set | the printable ASCII characters |
| Length | 2 to 8 rows of 8 characters, filled automatically |
| Check | two or three check symbols, computed by the library |
| Extra parameters | none |
Examples
Several rows of text
<?php
require_once __DIR__ . '/vendor/autoload.php';
$barcode = new \Com\Tecnick\Barcode\Barcode();
$bobj = $barcode->getBarcodeObj(
type: 'C49',
code: 'MULTIPLE ROWS IN CODE 49',
width: -3,
height: -3,
color: 'black',
padding: [0, 0, 0, 0],
)->setBackgroundColor('white');
echo $bobj->getInlineSvgCode();
Errors
These payloads raise \Com\Tecnick\Barcode\Exception:
| Payload | Message |
|---|---|
MULTIPLE ROWS IN CODE 49 WITH A PAYLOAD TOO LONG FOR EIGHT ROWS OF EIGHT CHARACTERS | The code is too long: 83 code characters (maximum 49) |
See Also
- tc-lib-barcode : the library overview.
- Rendering Options : size, colour, padding.
- Output Formats : every renderer.
- CODE 16K : the CODE 128 equivalent of the same idea.
- PDF417 : the stacked format that replaced both.
- API reference : the generated class documentation.