Shell 脚本中的注释以行开头 #
为标识,这样解释器会忽略该行;至于多行注释则使用:
1. 单行注释
众所周知 # , 比如想要注释 echo “Hello World”
[root@Jaking ~]# vim test.sh
# echo "Hello World"
2. 多行注释:
法一:
:
例如:
[root@Jaking ~]# bash test.sh
Hello World
Hello World
Hello World
Hello World
Hello World
Hello World
[root@Jaking ~]# cat test.sh
#!/bin/ksh
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
:echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
!
法二:
: '
语句1
语句2
语句3
语句4
'
例如:
[root@Jaking ~]# bash test.sh
Hello World
Hello World
Hello World
Hello World
Hello World
Hello World
[root@Jaking ~]# cat test.sh
#!/bin/ksh
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
: '
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
echo "Hello World"
'
总结
以上就是关于 shell 注释的方法介绍,选择其中一种来用即可。
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