1 #!/bin/ bash 2 # 数组 3 4 # 数组的定义 5 a=( 0 1 2 3 ) 6 # 数组元素的访问 7 echo " a[0]:${a[0]} " 8 # 数组的长度 9 echo " length:${#a[*]} " 10 # 所有元素 11 echo " all element:${a[*]} " 12 # 删除某个元素 13 unset a[ 1 ] 14 echo " after unset:${a[*]} " 15 16 echo " 用for in 遍历 " 17 for every in ${a[* ]} 18 do 19 echo " every:$every " 20 done 21 22 23 echo " 用for(())遍历 " 24 for ((i= 0 ;i<= 5 ;i++ )) 25 do 26 array[$i]= 0 27 done 28 29 for ((i= 0 ;i<${#array[*]};i++ )) 30 do 31 echo ${array[$i]} 32 done
输出:
a[0]:0
length:4
all element:0 1 2 3
after unset:0 2 3
用for in 遍历
every:0
every:2
every:3
用for(())遍历
0
0
0
0
0
0