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Single vs. Double Quotes in Bash

Aug 26, 2010, 17:35 (0 Talkback[s])
(Other stories by Juliet Kemp)

"In Bash, whether to use single or double quotes depends on exactly what you want to do, and the differences can trip you up if you're not concentrating. Here's a quick rundown of what each does and when to use them.

"Double quotes are the less restrictive option. Within a double-quoted string, the only special characters that are reinterpreted are $, ` (backquote), and (the escape character). Double quotes are useful when using variables (in case the variable uses other special characters), or to avoid whitespace being used to make one argument into two. For example:"

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