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Symfony/Twig filter for rendering US 10-digit phone numbers +1xxxxxxxxx as (xxx) xxx-xxxx
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| <?php | |
| namespace App\Twig; | |
| use Twig\Extension\AbstractExtension; | |
| use Twig\TwigFilter; | |
| class AppExtension extends AbstractExtension | |
| { | |
| public function getFilters() : Array | |
| { | |
| return [ new TwigFilter('phone',[$this, 'format']) ]; | |
| } | |
| public function format(string $phone) : String | |
| { | |
| return preg_replace('/^\+?1?(\d{3})(\d{3})(\d{4})$/', '($1) $2-$3', $phone); | |
| } | |
| } | |
| ``` |
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Usage in a Twig template: