From 26a86d27fd98c6d998125e2cd1be3c402f8c6c8a Mon Sep 17 00:00:00 2001
From: Hannes Van De Vreken <vandevreken.hannes@gmail.com>
Date: Thu, 4 Dec 2014 15:38:20 +0100
Subject: [PATCH] Teach to use Y-m-d

Because xkcd.com/1179/
---
 _posts/05-03-01-Date-and-Time.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/_posts/05-03-01-Date-and-Time.md b/_posts/05-03-01-Date-and-Time.md
index f7f9a7b..8911c34 100644
--- a/_posts/05-03-01-Date-and-Time.md
+++ b/_posts/05-03-01-Date-and-Time.md
@@ -17,7 +17,7 @@ output.
 $raw = '22. 11. 1968';
 $start = \DateTime::createFromFormat('d. m. Y', $raw);
 
-echo 'Start date: ' . $start->format('m/d/Y') . "\n";
+echo 'Start date: ' . $start->format('Y-m-d') . "\n";
 {% endhighlight %}
 
 Calculating with DateTime is possible with the DateInterval class. DateTime has methods like `add()` and `sub()` that
@@ -52,7 +52,7 @@ $periodInterval = \DateInterval::createFromDateString('first thursday');
 $periodIterator = new \DatePeriod($start, $periodInterval, $end, \DatePeriod::EXCLUDE_START_DATE);
 foreach ($periodIterator as $date) {
     // output each date in the period
-    echo $date->format('m/d/Y') . ' ';
+    echo $date->format('Y-m-d') . ' ';
 }
 {% endhighlight %}