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
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echo
"
all element:${a[*]}
"
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# 删除某个元素
13
unset a[
1
]
14
echo
"
after unset:${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[$i]=
0
27
done
28
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for
((i=
0
;i<${#array[*]};i++
))
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do
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echo
${array[$i]}
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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
