<?PHPfunction add_date($date, $days) {
$t1 = strtotime($date);
$t2 = $t1 - $days*3600*24; return date("Y-m-d", $t2);
}echo add_date('2006-07-30', 10) . "\n";
echo add_date('2006-07-30', -10) . "\n";
?>
$t1 = strtotime($date);
$t2 = $t1 - $days*3600*24; return date("Y-m-d", $t2);
}echo add_date('2006-07-30', 10) . "\n";
echo add_date('2006-07-30', -10) . "\n";
?>
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