bash array
ss="abcdefghi"
my_array=( `echo $ss | grep -o . ` ) # split word into array
echo ${my_array[2]}
give c
i=0
echo ${my_array[$i]}${my_array[$i+1]}xxx
give : abxxx
bash array
ss="abcdefghi"
my_array=( `echo $ss | grep -o . ` ) # split word into array
echo ${my_array[2]}
give c
i=0
echo ${my_array[$i]}${my_array[$i+1]}xxx
give : abxxx
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