php days code example
Example 1: php date plus days
<?php
// PHP program to add days to $Date
// Declare a date
$date = "2019-05-10";
// Add days to date and display it
echo date('Y-m-d', strtotime($date. ' + 10 days'));
?>
Example 2: php days in month
// For given month
echo cal_days_in_month(CAL_GREGORIAN, 1, 2021);
// For current month
echo date('t');