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Fix explanation of "and" and "or" in ruby.

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Geoff Liu 2015-06-16 12:54:54 -06:00
parent e191446b33
commit 7070304d60
1 changed files with 8 additions and 4 deletions
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ruby.html.markdown
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@ -79,10 +79,14 @@ true && false #=> false
true || false #=> true true || false #=> true
!true #=> false !true #=> false
# Alternate spellings of logical operators # There are alternate versions of the logical operators with much lower
true and false #=> false # precedence. These are meant to be used as flow-control constructs to chain
true or false #=> true # statements together until one of them returns true or false.
not true #=> false
# `do_something_else` only called if `do_something` succeeds.
do_something() and do_something_else()
# `log_error` only called if `do_something` fails.
do_something() or log_error()
# Strings are objects # Strings are objects