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Old 09-02-2013, 09:50 PM   #1
yun
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Registered: Jan 2013
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What does $! means


Hi all,

I am new to Linux shell.

Anyone can tell me what is the meaning of $! and how it was use?

Thanks!
 
Old 09-02-2013, 09:56 PM   #2
evo2
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Registered: Jan 2009
Location: Japan
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Hi,

pid of the most recently backgrounded program. A search for "bash special shell variables" or similar is useful for this type of question.

Evo2.
 
Old 09-03-2013, 02:20 AM   #3
catkin
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Registered: Dec 2008
Location: Tamil Nadu, India
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http://www.gnu.org/software/bash/man...ial-Parameters
 
  


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