Twig/Extensionuser にファイル名 Youbi.php で保存します。
Youbi.php
<?php
class Twig_Extensionuser_Youbi extends \Twig_Extension
{
public function getFilters()
{
return array(
'youbi' => new \Twig_Filter_Method($this, 'youbi', array(
'needs_environment' => true,
'needs_context' => true,
'is_safe' => array(
'evaluate' => true,
),
)),
);
}
public function youbi(\Twig_Environment $environment, $context, $string1)
{
$date = new DateTime($string1);
$w_no = $date->format('w');
$week = array('日', '月', '火', '水', '木', '金', '土');
return $week[$w_no];
}
protected function parseString(\Twig_Environment $environment, $context, $string)
{
$environment->setLoader(new \Twig_Loader_String());
return $environment->render($string, $context);
}
public function getName()
{
return 'youbi';
}
}
{{'2017-08-04' | youbi }}