how to use date() in php code example

Example 1: date php

$today = date("F j, Y, g:i a");                   // March 10, 2001, 5:16 pm
$today = date("m.d.y");                           // 03.10.01
$today = date("j, n, Y");                         // 10, 3, 2001
$today = date("Ymd");                             // 20010310
$today = date('h-i-s, j-m-y, it is w Day');       // 05-16-18, 10-03-01, 1631 1618 6 Satpm01
$today = date('\i\t \i\s \t\h\e jS \d\a\y.');     // It is the 10th day (10ème jour du mois).
$today = date("D M j G:i:s T Y");                 // Sat Mar 10 17:16:18 MST 2001
$today = date('H:m:s \m \e\s\t\ \l\e\ \m\o\i\s'); // 17:03:18 m est le mois
$today = date("H:i:s");                           // 17:16:18
$today = date("Y-m-d H:i:s");                     // 2001-03-10 17:16:18 (le format DATETIME de MySQL)

Example 2: php date

<?php
// set the default timezone to use. Available since PHP 5.1
date_default_timezone_set('UTC');


// Prints something like: Monday
echo date("l");

// Prints something like: Monday 8th of August 2005 03:12:46 PM
echo date('l jS \of F Y h:i:s A');

// Prints: July 1, 2000 is on a Saturday
echo "July 1, 2000 is on a " . date("l", mktime(0, 0, 0, 7, 1, 2000));

/* use the constants in the format parameter */
// prints something like: Wed, 25 Sep 2013 15:28:57 -0700
echo date(DATE_RFC2822);

// prints something like: 2000-07-01T00:00:00+00:00
echo date(DATE_ATOM, mktime(0, 0, 0, 7, 1, 2000));
?>