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shell註釋

class -1 osi sink false art -s 想要 div

1. 單行註釋

眾所周知,# 比如想要註釋:echo “ni”

# echo "ni"

2. 多行註釋:

法一:

: << !

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!

例如:

linux101:/home/wsj # sh dian
ni
ni
ni
ni
ni
ni

linux101:/home/wsj # more dian
#!/bin/ksh
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"

:<<!
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
!

法二:

: ‘

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例如:

linux101:/home/wsj # sh dian
ni
ni
ni
ni
ni
ni

linux101:/home/wsj # more dian
#!/bin/ksh
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"

: ‘
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"

2014-02-03-06補充:

法三:

if false; then

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fi

linux101:/home/wsj # sh dian
ni
ni
ni
ni
ni
ni

linux101:/home/wsj # more dian
#!/bin/ksh
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"

if false; then
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
echo "ni"
fi

法四:

: << 字符 #這裏的字符可以是數字或者是字符都可以

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字符

2014-09-10 教師節快樂,由chaosink哥們提供補充:

法五:

((0)) & {

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}

shell註釋