| protected shortenFontWeights ( string $content ) : string | ||
| $content | string | The CSS content to shorten the font weights for |
| return | string | |
protected function shortenFontWeights($content)
{
$weights = array('normal' => 400, 'bold' => 700);
$callback = function ($match) use($weights) {
return $match[1] . $weights[$match[2]];
};
return preg_replace_callback('/(font-weight\\s*:\\s*)(' . implode('|', array_keys($weights)) . ')(?=[;}])/', $callback, $content);
}