php days in month
// For given month
echo cal_days_in_month(CAL_GREGORIAN, 1, 2021);
// For current month
echo date('t');php days in month
// For given month
echo cal_days_in_month(CAL_GREGORIAN, 1, 2021);
// For current month
echo date('t');in date function + 1 month and - 1 day in php
echo Date("Y-m-d", strtotime("2013-01-01 +1 Month -1 Day"));// 2013-01-31
echo Date("Y-m-d", strtotime("2013-01-31 +1 Month -3 Day")); // 2013-02-28
echo Date("Y-m-d", strtotime("2013-01-31 +2 Month")); // 2013-03-31
echo Date("Y-m-d", strtotime("2013-01-31 +3 Month -1 Day")); // 2013-04-30
echo Date("Y-m-d", strtotime("2013-12-31 -1 Month -1 Day")); // 2013-11-30
echo Date("Y-m-d", strtotime("2013-12-31 -2 Month")); // 2013-10-31
echo Date("Y-m-d", strtotime("2013-12-31 -3 Month")); // 2013-10-01
echo Date("Y-m-d", strtotime("2013-12-31 -3 Month -1 Day")); // 2013-09-30Copyright © 2021 Codeinu
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