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  • shell 中的单行注释和多行注释

    1. 单行注释

    众所周知,#  比如想要注释:echo “ni”

    # echo "ni"

    2. 多行注释:

    法一:

    : << !

    语句1

    语句2

    语句3

    语句4

    !

    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:

    : '

    语句1

    语句2

    语句3

    语句4

    '

    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"
    '

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  • 原文地址:https://www.cnblogs.com/dylancao/p/9516237.html
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