How to Create Bash Aliases

To create an alias in bash that is set every time you start a shell:

1. Open your ~/. bash_profile file.
2. Add a line with the alias—for example, alias lf='ls -F'
3. Save the file.
4. Quit the editor. The new alias will be set for the next shell you start.
5. Open a new Terminal window to check that the alias is set: alias.

1. Where is bash aliases file?
2. How do I make an alias command?
3. How do I run an alias in shell script?
4. How do I create a shortcut in bash?
5. How do I run an alias in Linux?
6. How do you do if in bash?
7. How do I permanently store my alias?
8. How do you use an alias name?
9. How do you write an alias name?
10. Can I use an alias in a bash script?
11. What is a bash alias?
12. Do aliases work in scripts?

Where is bash aliases file?

Aliases allow you to define new commands by substituting a string for the first token of a simple command. They are typically placed in the ~/. bashrc (bash) or ~/. tcshrc (tcsh) startup files so that they are available to interactive subshells.

How do I make an alias command?

As you can see, the Linux alias syntax is very easy:

1. Start with the alias command.
2. Then type the name of the alias you want to create.
3. Then an = sign, with no spaces on either side of the =
4. Then type the command (or commands) you want your alias to execute when it is run.

How do I run an alias in shell script?

10 Answers

1. In your shell script use the full path rather then an alias.
2. In your shell script, set a variable, different syntax petsc='/home/your_user/petsc-3.2-p6/petsc-arch/bin/mpiexec' $petsc myexecutable.
3. Use a function in your script. ...
4. Source your aliases shopt -s expand_aliases source /home/your_user/.bashrc.

How do I create a shortcut in bash?

Simply creating a BASH alias is pretty simple. It just requires executing a simple command: alias c="clear" . If you run that in your terminal, you'll have a working alias that means that typing “c” will clear your terminal window. The issue is, once you end that terminal session, that alias will go away.

How do I run an alias in Linux?

What you need to do is type the word alias then use the name you wish to use to execute a command followed by "=" sign and quote the command you wish to alias. You can then use "wr" shortcut to go to the webroot directory. The problem with that alias is that it will only be available for your current terminal session.

How do you do if in bash?

A Shell script usually needs to test if a command succeeds or a condition is met. In Bash, this test can be done with a Bash if statement.
...
What are the Bash Conditional Expressions?

How do I permanently store my alias?

Steps to create a permanent Bash alias:

1. Edit ~/. bash_aliases or ~/. bashrc file using: vi ~/. bash_aliases.
2. Append your bash alias.
3. For example append: alias update='sudo yum update'
4. Save and close the file.
5. Activate alias by typing: source ~/. bash_aliases.

How do you use an alias name?

You can rename a table or a column temporarily by giving another name known as Alias. The use of table aliases is to rename a table in a specific SQL statement. The renaming is a temporary change and the actual table name does not change in the database.

How do you write an alias name?

Roberta Smith on legal documents, and your birth name was Jane Roberta Jones, then you must include the following names in the AKA (also known as) or alias section of the form if you have used them: Jane Roberta Jones. Roberta Jones. Bobbi Jones.

Can I use an alias in a bash script?

Making alias work in bash script

Variables can be used in the bash script to set the preferred options for any command and those variables can be referred in the later section of script to suffice the need of alias inside scripts.

What is a bash alias?

A Bash alias is a method of supplementing or overriding Bash commands with new ones. Bash aliases make it easy for users to customize their experience in a POSIX terminal. They are often defined in $HOME/. bashrc or $HOME/bash_aliases (which must be loaded by $HOME/. bashrc).

Do aliases work in scripts?

Aliases can't be exported so they're not available in shell scripts in which they aren't defined.