Shell Scripting - What does $? return?

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What does $? return?

Total Answers and Comments: 5

Last Update: March 30, 2007

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June 02, 2005 07:28:14

#1

Muthu

RE: What does $? return?

Will return the status of the command which is executed lastly.
0 > Success
2 > Error

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January 25, 2006 15:14:41

#2

Member Since: December 2005 Contribution: 27

RE: What does $? return?

just to add above0 for success and any number other than 0 is for failure Ashish

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February 27, 2006 00:12:53

#3

RE: What does $? return?

$? will return exit status of command .0 if command gets successfully executed non-zero if command failed.

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March 28, 2007 07:39:57

#4

Rajeesh

RE: What does $? return?

it will return the exit status of the last command that executed.. 0 means last command was a success and 1 or any other no means it was a failure.thats it...

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March 30, 2007 17:57:57

#5

Chiranjeevi Manne

RE: What does $? return?

It returns the exit status of the previously executed command.

if it is '0' then success otherwise fail.

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