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This article introduces the relevant knowledge of "how to count the number of files of a specified type on the Linux terminal". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Let's take a look at the tips for counting the number of files of a specified type with the ls,grep and wc commands in a directory. The interaction between commands is done through named pipes.

Grep-the command for the user to search based on a given pattern or regular expression.

Wc-commands for counting lines, words, and characters.

Count the number of ordinary documents

In Linux, ordinary files are represented by symbols.

The code is as follows:

Tecmint@tecmint ~ / Linux-Tricks $ls-l | grep ^-| wc-l

seven

Count the number of catalogs

In Linux, directories are represented by the symbol d.

The code is as follows:

Tecmint@tecmint ~ / Linux-Tricks $ls-l | grep ^ d | wc-l

one

Statistics on the number of symbolic links and hard links

In Linux, symbolic links and hard links are represented by the symbol l.

The code is as follows:

Tecmint@tecmint ~ / Linux-Tricks $ls-l | grep ^ l | wc-l

0

Count the number of block files and character files

In Linux, block and character files are represented by the symbols b and c.

The code is as follows:

Tecmint@tecmint ~ / Linux-Tricks $ls-l / dev | grep ^ b | wc-l

thirty-seven

The code is as follows:

Tecmint@tecmint ~ / Linux-Tricks $ls-l / dev | grep ^ c | wc-l

one hundred and fifty nine

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