Table Extension

INFO

this extension is included by default within the GFM extension

The TableExtension adds the ability to create tables in CommonMark documents.

Installation

This extension is bundled with league/commonmark. This library can be installed via Composer:

composer require league/commonmark

See the installation section for more details.

Usage

Configure your Environment as usual and simply add the TableExtension provided by this package:

use League\CommonMark\Environment\Environment;
use League\CommonMark\Extension\CommonMark\CommonMarkCoreExtension;
use League\CommonMark\Extension\Table\TableExtension;
use League\CommonMark\MarkdownConverter;

// Define your configuration, if needed
$config = [
    'table' => [
        'wrap' => [
            'enabled' => false,
            'tag' => 'div',
            'attributes' => [],
        ],
        'alignment_attributes' => [
            'left'   => ['align' => 'left'],
            'center' => ['align' => 'center'],
            'right'  => ['align' => 'right'],
        ],
    ],
];

// Configure the Environment with all the CommonMark parsers/renderers
$environment = new Environment($config);
$environment->addExtension(new CommonMarkCoreExtension());

// Add this extension
$environment->addExtension(new TableExtension());

// Instantiate the converter engine and start converting some Markdown!
$converter = new MarkdownConverter($environment);
echo $converter->convert('Some Markdown with a table in it');

Syntax

This package is fully compatible with GFM-style tables:

Simple

Code:

| th  | th(center) | th(right) |
| --- | :--------: | --------: |
| td  |     td     |        td |

Result:

<table>
<thead>
<tr>
<th align="left">th</th>
<th align="center">th(center)</th>
<th align="right">th(right)/th>
</tr>
</thead>
<tbody>
<tr>
<td align="left">td</td>
<td align="center">td</td>
<td align="right">td</td>
</tr>
</tbody>
</table>

Advanced

| header 1 | header 2 | header 2 |
| :------- | :------: | -------: |
| cell 1.1 | cell 1.2 | cell 1.3 |
| cell 2.1 | cell 2.2 | cell 2.3 |

Configuration

Wrapping Container

You can "wrap" the table with a container element by configuring the following options:

  • enabled: (boolean) Whether to wrap the table with a container element. Defaults to false.
  • tag: (string) The tag name of the container element. Defaults to div.
  • attributes: (array) An array of attributes to apply to the container element. Defaults to [].

For example, to wrap all tables within a <div class="table-responsive"> container element:

$config = [
    'table' => [
        'wrap' => [
            'enabled' => true,
            'tag' => 'div',
            'attributes' => ['class' => 'table-responsive'],
        ],
    ],
];

Alignment

You can configure the HTML attributes used for alignment via the alignment_attributes option. For example, if you wanted Bootstrap classes to be applied, you could do so like this:

$config = [
    'table' => [
        'alignment_attributes' => [
            'left' => ['class' => 'text-start'],
            'center' => ['class' => 'text-center'],
            'right' => ['class' => 'text-end'],
        ],
    ],
];

Or you could use inline styles:

$config = [
    'table' => [
        'alignment_attributes' => [
            'left' => ['style' => 'text-align:left'],
            'center' => ['style' => 'text-align:center'],
            'right' => ['style' => 'text-align:right'],
        ],
    ],
];

Or any other HTML attributes you'd like!

Credits

The Table functionality was originally built by Martin HasoĊˆ and Webuni s.r.o. before it was merged into the core parser.

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