Slide 18
Slide 18 text
これはNG
class MyDateTimeImmutable extends DateTimeImmutable
{
public function mutate(string $datetime = "now", ?\DateTimeZone $timezone = null))
{
parent::__construct($datetime, $timezone);
}
}
$dt = new DateTimeImmutable();
$dt->__construct('2022/1/23');
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