How to change the orders of the lines in a txt according to its length

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12-23-2011

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I dont understand this sentence:
count=`echo "${line}"|tr -cd '/'|wc -c
what does tr -cd mean?

---------- Post updated at 02:27 PM ---------- Previous update was at 02:08 PM ----------

tr -cd
what does this mean?

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12-23-2011

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Don't understand why you would want a shell only solution, but with ksh93 or bash, you can do:

Code:

while read x
do
  y=${x//\//}
  n=$((99-${#x}+${#y}))
  a[$n]="${a[n]} $x"
done < infile
for i in ${a[@]}; do echo "$i"; done

Last edited by binlib; 12-23-2011 at 09:59 PM..

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