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Shell Programming and Scripting

replace some string by null??

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# 1  
Old 12-04-2009
replace some string by null??
I have a string like
Quote:
./All About Linux and Unix/Shell Scripting/Shell Scripts/Dialog Utility:
In this string I want to delete both "." and ":", means I want the output as:
Quote:
/All About Linux and Unix/Shell Scripting/Shell Scripts/Dialog Utility
How can I do that using "tr" or any other such command?
# 2  
Old 12-04-2009
Yes, try it out? Smilie

Code:
$> echo './All About Linux and Unix/Shell Scripting/Shell Scripts/Dialog Utility:'| tr -d [.:]
/All About Linux and Unix/Shell Scripting/Shell Scripts/Dialog Utility

# 3  
Old 12-04-2009
Ya. It's working. Are there any other commands which serve the same purpose?
# 4  
Old 12-04-2009
sed, awk (both can much more, especially awk), maybe more programs.
# 5  
Old 12-04-2009
can you please explain me with the example?
# 6  
Old 12-04-2009
Code:
sed 's/[\.:]//g'
awk '{gsub(/[\.:]/,""); print}'

# 7  
Old 12-04-2009
Also,the code I am trying not working why?
Quote:
[I have no name!@Station130 ~]$ ls -R|grep "All About Linux and Unix"|grep "Shell Scripts/"|tr -d [.:]
/All About Linux and Unix/Shell Scripting/Shell Scripts/Dialog Utility
Quote:
[I have no name!@Station130 ~]$ ls -R|grep "All About Linux and Unix"|grep "Shell Scripts/"|tr -d [.:]|tr " " "\ "
/All About Linux and Unix/Shell Scripting/Shell Scripts/Dialog Utility
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