shell-数组

数组循环
#!/bin/bash


city[1]="HongKong"
city[2]="Beijing"
city[3]="shanghai"


for i in ${city[*]}
do
    echo $i
done




#!/bin/bash


city=(Nanjing Atlanta Massachusetts Marseilles)


echo ${city[*]:0}                  #打印从第0个开始
echo ${city[*]:1}                  #打印  从第一个开始
echo ${city[*]:0:2}                #打印 从第0个开始 2个元素


echo ${city[*]#M*a}
echo ${city[*]##M*a}


echo ${city[*]/M*s/Year}      #替换，第一次匹配
echo ${city[*]//M*s/Year}     #替换，全部替换