diff options
| -rw-r--r-- | ruby.html.markdown | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/ruby.html.markdown b/ruby.html.markdown index 7cf5bdc7..1883d1ad 100644 --- a/ruby.html.markdown +++ b/ruby.html.markdown @@ -60,8 +60,6 @@ false.class #=> FalseClass # Inequality 1 != 1 #=> false 2 != 1 #=> true -!true #=> false -!false #=> true # apart from false itself, nil is the only other 'falsey' value @@ -75,6 +73,17 @@ false.class #=> FalseClass 2 <= 2 #=> true 2 >= 2 #=> true +# Logical operators +true && false #=> false +true || false #=> true +!true #=> false + +# Alternate spellings of logical operators +true and false #=> false +true or false #=> true +not true #=> false + + # Strings are objects 'I am a string'.class #=> String @@ -280,9 +289,9 @@ rescue NoMemoryError => exception_variable puts 'NoMemoryError was raised', exception_variable rescue RuntimeError => other_exception_variable puts 'RuntimeError was raised now' -else +else puts 'This runs if no exceptions were thrown at all' -ensure +ensure puts 'This code always runs no matter what' end |