Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!news.dougwise.org!aioe.org!news.stack.nl!talisker.lacave.net!lacave.net!not-for-mail From: 7stud -- Newsgroups: comp.lang.ruby Subject: Re: Simple array.each do |x| question Date: Sat, 2 Apr 2011 13:58:41 -0500 Organization: Service de news de lacave.net Lines: 25 Message-ID: <0d447c370de17e3a2a4ee56bde1114ac@ruby-forum.com> References: NNTP-Posting-Host: bristol.highgroove.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Trace: talisker.lacave.net 1301770743 5495 65.111.164.187 (2 Apr 2011 18:59:03 GMT) X-Complaints-To: abuse@lacave.net NNTP-Posting-Date: Sat, 2 Apr 2011 18:59:03 +0000 (UTC) In-Reply-To: X-Received-From: This message has been automatically forwarded from the ruby-talk mailing list by a gateway at comp.lang.ruby. If it is SPAM, it did not originate at comp.lang.ruby. Please report the original sender, and not us. Thanks! For more details about this gateway, please visit: http://blog.grayproductions.net/categories/the_gateway X-Mail-Count: 380808 X-Ml-Name: ruby-talk X-Rubymirror: Yes X-Ruby-Talk: <0d447c370de17e3a2a4ee56bde1114ac@ruby-forum.com> Xref: x330-a1.tempe.blueboxinc.net comp.lang.ruby:2161 > This all sounds great but I am a little confused > with what you exactly mean by, "Feel free to swap out > do . . . end with { . . . }." ruby actually has two syntaxes for blocks: 1) ['hello', 'world', 'goodbye'].each {|word| puts word.upcase} 2) ['hello', 'world', 'goodbye'].each do |word| puts word.upcase end The general practice is: use parentheses for one liners, and do-end for multi line blocks. There is actually one slight difference in effect between the two syntaxes, but it is not worth mentioning at this point. -- Posted via http://www.ruby-forum.com/.