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deleting file content

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# 1  
Old 03-19-2008
deleting file content
hallo..i work in c-shell and i want to delete the content of a file without deleting the file itself...commands like
>filename or
echo -n > filename
didn't work....thanks in advance
# 2  
Old 03-19-2008
cat /dev/null
cat /dev/null > file.txt
# 3  
Old 03-19-2008
thanks a lot!
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