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Loveforkeeps/random.sh

Created January 23, 2018 09:13
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生成一个指定范围内的随机数。
Raw
random.sh
#!/bin/sh
if [[ $# < 2 ]];then
echo "please assign Minnum and Maxnums!"
exit 0
fi
min=$1;
max=$2-$1;
num=$RANDOM
((retnum=num%max+min))
echo $retnum;
exit $retnum
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