Linux Command usage

Source: Internet
Author: User
Linux Command usage-general Linux technology-Linux technology and application information. For more information, see the following section. View the number of files in a folder
Ls-l | grep "^-" | wc-l
Or
Find./company-type f | wc-l

View the number of files in a folder, including files in subfolders.
Ls-lR | grep "^-" | wc-l

View the number of folders in a folder, including those in subfolders.
Ls-lR | grep "^ d" | wc-l

Note:
Ls-l
Long list output file information under this directory (note that the files here, unlike general files, may be directories, links, device files, etc)

Grep "^ -"

Here, the output information of the long list is filtered out, and only general files are retained. If only directories are retained, ^ d is used.

Wc-l

Count the number of rows of output information. Because only common files are available, the statistical result is the number of rows of general file information, that is, the number of files.

How to delete all empty directories next time in Linux

Find-depth-type d-empty-exec rmdir {}\
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