bash中的数组

bash脚本test.sh

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index=10
for i in `seq 0 9`
do
    arr[${i}]=${index}
    index=$((${index}+1))
done

for i in `seq 0 9`
do
    echo ${arr[${i}]}
done
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sh test.sh
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dash中的数组替代方法

dash脚本test.sh

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vector_get()
{
    local name="$1"
    local i="$2"
    eval echo '$'{${name}${i}}
}
vector_set()
{
    local name="$1"
    local i="$2"
    local v="$3"
    eval ${name}${i}=${v}
}

n=10
for i in `seq 0 9`
do
    vector_set arr ${i} ${n}
    n=$((${n}+1))
done

for i in `seq 0 9`
do
    v=`vector_get arr ${i}`
    echo $v
done

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sh test.sh
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