How to create files in linux

How to create files in Linux: 1. Use the touch method, the code is [touch yy..]; 2. Use vi and vim, the code is [vi test.txt]; 3. Use [>, >>], the code is [> test.ini]; 4. Use cp to create the file; 5. Use cat to create the file.

The operating environment of this tutorial: linux7.3 system, DELL G3 computer.

How to create a file in Linux:

1, touch

1.1 Create a file

1.2 Create two files at the same time

1.3 Create files in batches (such as creating 2000 files)

1.4 Change the time of the file yyTest.ini to the current time (yyTest.ini already exists)

2. vi and vim

3. Use >, >>

##3.1 >

Overwrite the original file directly without any prompt

3.2 >>

Append to the end of the original file without overwriting the content of the original file

3.3 Directly use > to create an empty file

3.4 ls creates a file (writes the result to a file)

3.5 grep creates a file (writes the result to a file)

3.6 echo creates a file (writes the result to a file)

4. Use cp to create a file

As long as the target file is a new file, the file is created, cp detailed command For interpretation, please see this blog post: https://www.cnblogs.com/poloyy/p/12514389.html

5. Use cat to create files

5.1 Simple use >, >>

Actually, > and >> are also practical, but one thing is different. After typing the above command, you will enter the editing mode of test.ini, and you can enter it directly. The content you want to write, finally press ctrl z to exit the edit mode and automatically save it

5.2 cat combined with eof

eof can be used as a delimiter, and stop input when encountering the next delimiter ;The case is the same

5.3 cat combined with exit

and eof are the same

Related learning recommendations: linux video tutorial

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