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[Help-bash] How to understand the blank space here


From: lina
Subject: [Help-bash] How to understand the blank space here
Date: Mon, 26 Dec 2011 23:02:53 +0800
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.24) Gecko/20111114 Icedove/3.1.16

Hi,

$ echo \"{Those, words, are, quoted}\"
"{Those, words, are, quoted}"

I have a space after ,

echo \"{Those,words,are,quoted}\"
"Those" "words" "are" "quoted"

Just wonder why the space there changed things,

Thanks with best regards,



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