Other ls usage in Linux

Other ls usage in Linux ls is usually used to query and display directory content. However, for other purposes, we need to query the Java code ls-l in a directory | grep & quot; ^ d & quot; # d indicates the file attributes. we only need to query the file Java code www.2cto in a directory. comls...
Other ls usage in Linux ls is usually used to query and display directory content in Linux, however, for other purposes, we need to query the Java code ls-l | grep "^ d" # d in a directory, which indicates the file attributes. we only need to query the file Java code in a directory. www.2cto.com ls-l | grep "^-" others include: java code l: indicates that this is a symbolic link file, which actually points to another file.
B and c: block devices and other peripheral devices, respectively. they are special files. S and p: these files are related to the system's data structures and pipelines.