add 3 days to date php code example

Example 1: php date strtotime add days

// add 1 day to the date above
$n = date('Y-m-d', strtotime( $d . " +1 days"));

// add 1 month to the date above
$n = date('Y-m-d', strtotime( $d . " +1 month"));

// add 1 year to the date above
$n = date('Y-m-d', strtotime( $d . " +1 year"));

// subtract 1 day to the date above
$n = date('Y-m-d', strtotime( $d . " -1 days"));

// subtract 1 month to the date above
$n = date('Y-m-d', strtotime( $d . " -1 month"));

// subtract 1 year to the date above
$n = date('Y-m-d', strtotime( $d . " -1 year"));

Example 2: how to add extra days from a date php

<?php
  // adding extra days to date 
  
  // Steps:
	// 1) using carbon
    // 2) using strtotime
      
    //Step 1
  $date = date('Y M d h:i:s') // 2020 09 22 22:09:26 UTC
  
  $new_date = Carbon::parse($date->addDays(1); // adds extra day
                            
  // Step 2
  $date = date('Y M d h:i:s') // 2020 09 22 22:09:26 UTC
  
  echo $new_date = date('Y M d h:i:s', strtotime($date. '+1 day'));
?>