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shell-for循环

2024-08-29 17:35:17   219人阅读

sheel语言for循环格式

for var in item1 item2 ... itemN
do
    command1
    command2
    ...
    commandN
done

 

案例1

#!/bin/bash
for v in 1 2 3 4 5
do
    echo "The value is: $v"
done

输出

The value is: 1
The value is: 2
The value is: 3
The value is: 4
The value is: 5

 

案例2，与数组配合

#!/bin/bash
datatime=(1 2 3 4 5)
echo ${datatime[0]}
for v in ${datatime[@]}
do
    echo "The value is: $v"
done

 

shell-for循环


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