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Thank you very much. This is exactly I looking for.


Thank you very much. I jush know the shell script has arrry.


Thank you very much. The other technique to use array with stream editor.
...

If I need the output as below, what syntax I should use. I use only korn shell.
=========In file ===========================
#!/usr/bin/ksn
P1=cat
P2=dog
P3=bat

for i 1 2 3
do
echo $P$i ...