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I want the code in shell script using the sed command..
i think it looks like
echo madhu\\shri\sgar\mi\ | sed -e 's/"\\"/"\"/g' -e ' s/\"/"/' -e 's/\'/'/' -e ' s/\?/?/' -e 's/\a/BEL/' -e '...

Character Escape Sequence
" \"
' \'
? \?
\ \\
BEL \a
BS \b
FF \f
NL \n
CR \r
HT \t...

I have a string which is to be parsed and all the character escape sequences shud be replaced with their "C" values.
I think sed statement must be used..but iam not sure abt how to go....

Hello,
I need to locate the last occurrence of a substring in a given string.NULL is returned if the substring is not found in the stringhow do i do this with a sed command..?

hii..
I need to implement a pure virtual FSM program design which copies stdin to stdout, converting any C trigraphs found to their single character form (e.g. converting trigraph ??= to #)...

I guess we can use sed command for this but then i am understanding how to use it...

hii..
thatz the exact one i need but i need unix shell script commands for that..

The C is character values...like\" shud be replaced by " ..\t is replaced by horizontal tab\v by vertical tab and so on..

hey
i want to know the unix commands to replace all the character escape sequences with their "C" values in a string...
thanks in advance..!
Regards,
Sharanya