Shulou(Shulou.com)06/02 Report--

1 、 chmod

Linux file call permissions are divided into three levels, namely, file owner, group, and others.

Chmod Ubunx test.sh only gives executable permissions to the owner

Chmod Groux test.sh only adds executable permissions to the group identity

Chmod otakx test.sh only adds executable permissions to other people's identities.

Chmod Abacx test.sh owner has executable permission

If you want to remove a permission from an identity, you only need to change + to -, for example, to remove the executable permission from the identity of others.

Chmod Omurx test.sh removes executable permissions from others

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.