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s4kr4/rainbow

Created August 10, 2017 09:29
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rainbow
#!/bin/bash
colors=("" "" "" "" "" "")
color_end=""
length=$((${#1} - 1))
for i in `seq 0 1 $length`
do
index=$((i%6))
text=$text${colors[$index]}${1:$i:1}${color_end}
done
echo $text
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