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<title>¼ÆËã±¾ÖÜ¿ªÊ¼½áÊøÈÕÆÚ</title>
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<body>
<form method="post" action="./index.html" enctype="utf-8">
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<tr><td>ÊäÈëÄê·Ý</td><td><input name="year" type="text" maxlength="4" /></td></tr>
<tr><td>ÊäÈëÔ·Ý</td><td><input name="month" type="text" maxlength="2" /></td></tr>
<tr><td>ÊäÈëÌì</td><td><input name="day" type="text" maxlength="2" /></td></tr>
<tr><td colspan="2"><input type="submit" value="¼ÆËã" /></td></tr>
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$time= $_POST[year].'-'.$_POST[month].'-'.$_POST[day].' 00:00:00';
echo('ÄãÊäÈëµÄʱ¼äÊÇ£º'.$time.'</br>');
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echo('ÊäÈëµÄʱ¼äÐÇÆÚµÚÒ»ÌìÊÇ£º'.date("Y-m-d",strtotime("$lastday - 6 days")).'<br />');
echo('ÊäÈëµÄʱ¼äÐÇÆÚ×îºóÒ»ÌìÊÇ£º'.$lastday);
?>
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