Re: Scripting question

Leonard Miller wrote:
>>>>[email protected] 07/11/03 09:38AM >>>
> 
>> cat file | grep -v ^\    > file_nospace         (that's a ^ followed by 
>> a \ followed by a space)
>> mv file_nospace file
 >
 > Thanks Alan,
 > That worked great.  Now let me ask you this.
 > I have another file with blank lines - no space or tabs, just
 > carriage returns.
 > Can I use that same line to remove those blank lines?


$ grep -v '^$' file > file_nospace

You can also accomplish both of your filters in one path like this:

$ egrep -v '^([[:space:]]|$)' file > file_nospace

That command will eliminate lines where the beginning of the line is 
followed either by whitespace or by the end of the line.



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