Date Modification in PHP

Задание 1

Given a date:

php<?php
  $date = '2025-12-31';
?>

Add 2 days to this date.

Задание 2

Given a date:

php<?php
  $date = '2025-12-31';
?>

Add 1 month and 3 days to this date.

Задание 3

Given a date:

php<?php
  $date = '2025-12-31';
?>

Add 1 year to this date.

Задание 4

Given a date:

php<?php
  $date = '2025-12-31';
?>

Subtract 3 days from this date.

Задание 5

Given a date:

php<?php
  $date = '2025-12-31';
?>

Subtract 1 month and 3 days from this date.