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PHP Date Exercises : Increment date by one month

PHP date: Exercise-24 with Solution

Write a PHP script to increment date by one month.

Sample date : 2012-12-21

Sample Solution:

PHP Code:

<?php
// Convert the date string "2012-12-21" to a Unix timestamp
$dt = strtotime("2012-12-21");

// Add 1 month to the given date using strtotime() function
// and output the result in the format "Y-m-d"
echo date("Y-m-d", strtotime("+1 month", $dt))."\n";
?>

Output:

2013-01-21

Explanation:

In the exercise above,

  • $dt = strtotime("2012-12-21");: Converts the date string "2012-12-21" to a Unix timestamp using the "strtotime()" function.
  • echo date("Y-m-d", strtotime("+1 month", $dt))."\n";: Adds 1 month to the given date using the "strtotime()" function with the "+1 month" argument, and then formats the result as "Year-Month-Day" using the "date(") function. Finally, it prints the resulting date.
  • Flowchart :

    Flowchart: Increment date by one month

    PHP Code Editor:

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