How to change directory permissions in Linux with chmod

chmod 777 chmod(string $filename , int $permissions ): bool Attempts to change the mode of the specified file to that given in permissions.. chmod(string $filename , int $permissions ): bool Attempts to change the mode of the specified file to that given in permissions.

bandar777, Setting 777 permissions (chmod 777) to a file or directory means that it will be readable, writable and executable by all users and may pose.