Bash tr command

1. What is bash TR command?
2. How do I use tr in Linux?
3. Which of the TR command translate the lower case to upper case?
4. What are the bash commands?
5. What is TR in terminal?
6. How does the TR command work?

What is bash TR command?

tr is a very useful UNIX command. It is used to transform string or delete characters from the string. Various type of transformation can be done by using this command, such as searching and replacing text, transforming string from uppercase to lowercase or vice versa, removing repeated characters from the string etc.

How do I use tr in Linux?

tr stands for translate.

1. Syntax. The syntax of tr command is: $ tr [OPTION] SET1 [SET2]
2. Translation. ...
3. Convert lower case to upper case. ...
4. Translate braces into parenthesis. ...
5. Translate white-space to tabs. ...
6. Squeeze repetition of characters using -s. ...
7. Delete specified characters using -d option. ...
8. Complement the sets using -c option.

Which of the TR command translate the lower case to upper case?

The [:lower:] set will match any lower case character. The [:upper:] set matches any uppercase character. To convert from lower to upper these can be used to translate a string.

What are the bash commands?

Top 25 Bash Commands

• Quick note: Anything encased in [ ] means that it's optional. ...
• ls — List directory contents.
• echo — Prints text to the terminal window.
• touch — Creates a file.
• mkdir — Create a directory.
• grep — search.
• man — Print manual or get help for a command.
• pwd — Print working directory.

What is TR in terminal?

tr is a command-line utility in Linux and Unix systems that translates, deletes, and squeezes characters from the standard input and writes the result to the standard output. ... Typically, it is used in combination with other commands through piping.

How does the TR command work?

The tr command in UNIX is a command line utility for translating or deleting characters. It supports a range of transformations including uppercase to lowercase, squeezing repeating characters, deleting specific characters and basic find and replace. It can be used with UNIX pipes to support more complex translation.