php date how to get last day of every month code example

Example 1: last day of previous month in php

$lastDay = date('t',strtotime('last month'));

print_r($lastDay);

Example 2: getting last day of next month in php

$lastDateOfNextMonth =strtotime('last day of next month') ;

$lastDay = date('d/m/Y', $lastDateOfNextMonth);

 

print_r($lastDay);