ows/commonmark-sup-sub-extensions

A sup/sub extension for CommonMark PHP implementation

ows/commonmark-sup-sub-extensions

This library adds support of superscript and subscript (<sup> and <sub> HTML tags) to league/commonmark., _(*1)

Versions compatibility

• 2.x is compatible with league/commonmark 1.x (recommended version)
• 1.x is compatible with league/commonmark 0.17.x and 0.18.x and will no longer be supported

Installation

This project can be installed via [Composer]:, _(*2)

``` bash $ composer require ows/commonmark-sup-sub-extensions, <sub>(*3)</sub>

## Usage

```php
use League\CommonMark\Environment;
use Ows\CommonMark\SupExtension;
use Ows\CommonMark\SubExtension;

$environment = Environment::createCommonMarkEnvironment();
$environment->addExtension(new SupExtension());
$environment->addExtension(new SubExtension());

See CommonMark customization., <sub>(*4)</sub>

Syntax

Code:, <sub>(*5)</sub>

10^2^
10~2~

Result:, <sub>(*6)</sub>

10<sup>2</sup>
10<sub>2</sub>