I do not know if you have contact with Linux, I talents, the knowledge of the alias is from Linux. Linux commonly used bash commands are hundreds, although in general the commands are very short, but often require a large number of parameters, so that for many beginners, the back command becomes the most headaches, but also makes many Linux beginners daunting. So, in Linux, the most common is alias, alias. Of course, PowerShell a good reference to this point.
This section is to introduce the PowerShell under the aliases.
In PowerShell, aliases can be used instead of commands in order to be used. For example, Windows veterans can take advantage of such as Dir, move, type, CLS, and so on, of course, in order to absorb more users, PowerShell also provides Linux alias settings, such as: LS, pwd, MV, man, cat and so on.
The purpose of setting aliases for PowerShell is to provide new users with a shell that can interact quickly. The alias here refers to the alternate name of the cmdlet. For example, "dir" replaces "Get-childitem".
In this section, you will describe two types of alias:
Built in aliases
Alternate name for the Windows,unix and predefined PowerShell cmdlet.
Use the following command to browse the PowerShell alias list:
Get-alias <enter>
Careful child shoes can be found, Get-chileitem this cmdlet has multiple alias, such as: dir, ls, GCI. We can try these commands and the results are the same as the following figure: