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No change in size ,  14:49, 12 September 2009
|Double Quotes
|The double quote ( "quote" ) protects everything enclosed between two double quote marks except $, ', " and \.Use the double quotes when you want only '''variables and command substitution'''.<br/>* '''Variable''' - Yes<br/>* '''Wildcards''' - YesNo<br/>* '''Command substitution''' - yes
|The double quotes allowes to print the value of $SHELL variable, disables the meaning of [[wildcards]], and finally allows command substitution.<br/><code>echo "$SHELL"<br/>echo "/etc/*.conf"<br />echo "Today is $(date)"</code><br />&nbsp;
The backslash ( \ ) alters the special meaning of the ' and " i.e. it will escape or cancel the special meaning of the next character. The following will display filename in double quote:

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