(PHP 8 >= 8.4.0)
DateTime::setMicrosecond — Sets microsecond part of the time
Sets microsecond part of the time.
Like DateTimeImmutable::setMicrosecond() but works with DateTime.
microsecond0 to 999999).
メソッドチェインに使う、変更された DateTime オブジェクトを返します。
If the microsecond is outside the range [0, 999999],
a DateRangeError is thrown.
例1 DateTime::setMicrosecond() example
<?php
$date = DateTime::createFromTimestamp(123.456789);
echo $date->format('Y-m-d H:i:s.u') . PHP_EOL;
$date->setMicrosecond(987654);
echo $date->format('Y-m-d H:i:s.u') . PHP_EOL;
?>上の例の出力は以下となります。
1970-01-01 00:02:03.456789 1970-01-01 00:02:03.987654