From 5c5c8d3c4a0aea7c1c7a8150f428e354d0a12a6c Mon Sep 17 00:00:00 2001
From: Tristan Hume <tristan@thume.ca>
Date: Mon, 12 Aug 2013 15:05:00 -0400
Subject: Tidy up wording
---
ruby.html.markdown | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
(limited to 'ruby.html.markdown')
diff --git a/ruby.html.markdown b/ruby.html.markdown
index 52321ff6..68c5b524 100644
--- a/ruby.html.markdown
+++ b/ruby.html.markdown
@@ -187,14 +187,14 @@ end
#=> iteration 4
#=> iteration 5
-# HOWEVER
-# No-one uses for loops
-# Under the hood for loops use the each method which takes a "block".
-# A block is a bunch of code that you can pass to a method like each.
+# HOWEVER, No-one uses for loops.
+# Instead you should use the "each" method and pass it a block.
+# A block is a bunch of code that you can pass to a method like "each".
# It is analogous to lambdas, anonymous functions or closures in other programming languages.
-
-# The each method runs the block multiple times passing a counter.
-# You can iterate over a range like this:
+#
+# The "each" method of a range runs the block once for each element of the range.
+# The block is passed a counter as a parameter.
+# Calling the "each" method with a block looks like this:
(1..5).each do |counter|
puts "iteration #{counter}"
@@ -208,7 +208,7 @@ end
# You can also surround blocks in curly brackets:
(1..5).each {|counter| puts "iteration #{counter}"}
-# You can also iterate over the contents of data structures using each.
+# The contents of data structures can also be iterated using each.
array.each do |element|
puts "#{element} is part of the array"
end
--
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