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<?php echo $bday = strtotime(str_replace(".", "", '1900.03.17')); echo '<br>'; echo $bday = strtotime(str_replace(".", "", '1900.01.03')); echo '<br>'; echo $bday = strtotime(str_replace(".", "", '1899.01.16')); echo '<br>'; echo $bday = strtotime(str_replace(".", "", '1799.02.04')); echo '<br>'; echo $bday = strtotime(str_replace(".", "", '1943.10.28')); echo '<br>'; ?>

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44.17 ms | 402 KiB | 5 Q