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  #1  
Old 01-22-2008
mirusnet's Avatar
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Question
For example res=`some command`

elif [ "X${res}" != "X1" ];

What does this syntax mean?
I mean exactly "Xvar" "Xval"
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  #2  
Old 01-22-2008
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in short.... if the value of the variable 'res' is not '1'
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  #3  
Old 01-22-2008
mirusnet's Avatar
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Quote:
Originally Posted by vgersh99 View Post
in short.... if the value of the variable 'res' is not '1'

I need not in short!
what is the difference between [ "$res" != 1 ] [ "X${res}" != "X1" ]??
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