added dibi::stripMicroseconds

src/Dibi/dibi.php

@@ -177,4 +177,14 @@ class dibi
 	{
 		return Dibi\Helpers::dump($sql, $return);
 	}
+
+
+	/**
+	 * Strips microseconds part.
+	 */
+	public static function stripMicroseconds(\DateTimeInterface $dt): \DateTimeInterface
+	{
+		$class = get_class($dt);
+		return new $class($dt->format('Y-m-d H:i:s'), $dt->getTimezone());
+	}
 }

tests/dibi/dibi.stripMicroseconds.phpt

@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+use Tester\Assert;
+
+require __DIR__ . '/bootstrap.php';
+
+$dt = new DateTime('2018-04-18 13:40:09.123456');
+
+$res = dibi::stripMicroseconds($dt);
+Assert::same('2018-04-18 13:40:09.123456', $dt->format('Y-m-d H:i:s.u'));
+Assert::same('2018-04-18 13:40:09.000000', $res->format('Y-m-d H:i:s.u'));