Date and time are some of the most frequently used operations in PHP while executing SQL queries or designing a website etc. PHP serves us with predefined functions for these tasks. Some of the predefined functions in PHP for date and time are discussed below.
echo date(‘d’); // date display. echo date(‘D'); // day display. echo date(‘1’); / first day of week. $last_date = date("t", strtotime(date(‘Y-m-d'));