How to add days to a specified date in php

Adding method: 1. Use the "strtotime('date-month-days')" statement to convert the specified date into a timestamp; 2. Convert the number of days to be added into seconds, the syntax is "days*24 * 3600"; 3. Use the "date('Y-m-d', timestamp seconds value)" statement to add the specified number of days to the date.

The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

php adds the number of days to the specified date

Implementation idea:

• Convert the specified date to a timestamp;

• Convert the number of days to be added to Seconds value;

• Add the timestamp and seconds to form a new timestamp;

• Convert the new timestamp to date format.

Implementation code:

<?php
header("Content-type:text/html;charset=utf-8");
$start = strtotime(&#39;2022-2-13&#39;);;
$interval = 2 * 24 * 3600;//2天
echo date(&#39;Y-m-d&#39;,$start + $interval);
?>

Description:

strtotime() function converts the date or time of any English text The time description resolves to a Unix timestamp (number of seconds since January 1 1970 00:00:00 GMT).

date() function formats local date and time and returns the formatted date string.

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