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[Help]Shellscript -Userinput string replacement with ....

 
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# 1  
Old 05-24-2010
Error [Help]Shellscript -Userinput string replacement with ....
Hi Respeceted ,

What i want to do is
take input from user-input and replace 1st with last &last with 1st character..
eg:
world>>dorlw

how to do dat?plz help meSmilie
# 2  
Old 05-24-2010
Hammer & Screwdriver
try
Code:
$cat rev_first_last_char.sh
read -p "plz provide the input:" var
b=`echo ${var#${var%?}}${var#?}`;echo ${b%?}${var%${var#?}}
$ . rev_first_last_char.sh
plz provide the input:world
dorlw
$ . reve_first_last.sh
plz provide the input:hello
oellh

# 3  
Old 05-24-2010
Try this:
Code:
read inp
inp2="${inp%?}"
echo "${inp#${inp%?}}${inp2#?}${inp%${inp#?}}"

Code:
dorlw

Last edited by Scrutinizer; 05-24-2010 at 07:12 AM..
 
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