导读 关于 中的单行注释和多行注释的问题,本文档介绍两种实用的方法。
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:
: << !

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"
!
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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