Essential PowerShell

Chapter 6. The PowerShell Script Language

In This Chapter:
Getting Help	90
Command Separation	90
Comments	90
Variables	91
Available Types	92
Numbers	96
Random Numbers	98
Strings	99
Date and Time	102
Arrays	105
Associative Arrays (Hash Tables)	106
Operators	108
Control Structures	110

Besides the commandlet infrastructure, Windows PowerShell (WPS) offers its own scripting language for the creation of command sequences in the classic imperative programming style. The PowerShell Script Language (PSL) includes variables, loops, conditions, functions and error handling.

Microsoft did not use an existing script language as the basis for this new creation, but was, according to their own words, “inspired” by the UNIX shell languages, PERL, PHP, Python, and C#. As a consequence, ...