From 35b3c490ce06fb94b8b51bd7f5ceb1638401fb1a Mon Sep 17 00:00:00 2001
From: Dan Book <grinnz@gmail.com>
Date: Sun, 13 Dec 2015 19:22:29 -0500
Subject: [PATCH] Add blurb about strict and warnings

---
 perl.html.markdown | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/perl.html.markdown b/perl.html.markdown
index 85f3974e..ab71a6ab 100644
--- a/perl.html.markdown
+++ b/perl.html.markdown
@@ -15,6 +15,16 @@ Perl 5 runs on over 100 platforms from portables to mainframes and is suitable f
 ```perl
 # Single line comments start with a number sign.
 
+#### Strict and warnings
+
+use strict;
+use warnings;
+
+# All perl scripts and modules should include these lines. Strict causes
+# compilation to fail in cases like misspelled variable names, and warnings
+# will print warning messages in case of common pitfalls like concatenating
+# to an undefined value.
+
 #### Perl variable types
 
 #  Variables begin with a sigil, which is a symbol showing the type.