Data do PHP hoje mais 1 mês
$future_timestamp = strtotime("+1 month");
$data = date('Y-m-d', $future_timestamp);
Matteoweb
$future_timestamp = strtotime("+1 month");
$data = date('Y-m-d', $future_timestamp); if(strtotime('2011-08-19 17:14:40') < strtotime('-30 days')) {
// this is true
}
// function
cal_days_in_month(calendar,month,year);
//e.g.
$d=cal_days_in_month(CAL_GREGORIAN,10,2005);
echo "There was $d days in October 2005";