Convert date from dd/mm/yyyy to mm/dd/yyyy or yyyy/mm/dd in php

How to convert date format from dd/mm/yyyy to mm/dd/yyyy its easy to convert date from one format to another in php or can convert mm/dd/yyyy to dd/mm/yyyy also

$date=new DateTime(); //this returns the current date time

$result = $date->format('Y-m-d');

$dat = date('d-M, Y', strtotime(str_replace('/', '-',$result)));

 echo $dat;

  $res = $date->format('Y-m-d');

  $d = date('M-d-Y', strtotime(str_replace('/', '-',$res)));

  echo $d;

$originalDate = "2010-03-21";

$newDate = date("d-m-Y", strtotime($originalDate));

Example #4 date() Formatting

<?php

// Assuming today is March 10th, 2001, 5:16:18 pm, and that we are in the

// Mountain Standard Time (MST) Time Zone

$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 Sat pm 01

$today = date('\i\t \i\s \t\h\e jS \d\a\y.');   // it is the 10th day.

$today = date("D M j G:i:s T Y");               // Sat Mar 10 17:16:18 MST 2001

$today = date('H:m:s \m \i\s\ \m\o\n\t\h');     // 17:03:18 m is month

$today = date("H:i:s");                         // 17:16:18

$today = date("Y-m-d H:i:s");                   // 2001-03-10 17:16:18 (the MySQL DATETIME format)

?>