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chmod
is very useful tool to manage file modes like read write execute. One of the most used option for chmod
is +x
which stands for execution rights. In this tutorial we will look different use cases for user or owner, group and others roles.ls
command with -al
options in order to list this information.u
user before the plus in order to enable user execution right of the given file. In this example we will enable user execution of file app.sh
g
group before the plus in order to enable group execution right of the given file. In this examples we will enable group execution of file app.sh
o
like below.+x
without a definition. This is used for all which is equivalent for user
, group
and others
. Alternative is adding a
like below.