Shell script command (record), shell script command record

Shell script command (record), shell script command record
1. Rename the file

Rename a.txt under drive D as B .txt

Mv D: \ A.txt D: \ B .txt

2. delete an object

Delete the.txt file under the D Drive

Rm D: \ A.txt

3. Modify and save the file content

// Upload the.txt content to the dashboard

Oldtime = $ (cat D: \ A.txt)

// Obtain the current year, month, and day
Time = $ (date + "% Y % m % d ")

Replace the.txt file in the drive D with the current date and save the B .txt file in the drive D.

Sed s/$ oldtime/$ time/D: \ A.txt> D :\\ B .txt

 

This article is a casual record