Microsoft Exchange Server 2016 PowerShell Cookbook - Fourth Edition

How it works...

Let's start off by looking at how arrays work in PowerShell. When working with arrays, you can access specific items and add or remove elements. In our first example, we assigned a list of server names to the $servers array. To view all of the items in the array, simply type the variable name and hit return:

    [PS] C:\>$servers
    EX1
    EX2
    EX3  

Array indexing allows you to access a specific element of an array using its index number inside square brackets ([]). PowerShell arrays are zero-based, meaning that the first item in the array starts at index zero. For example, use the second index to access the third element of the array, as shown next:

    [PS] C:\>$servers[2]
    EX3  

To assign a value to a specific element of the array, use ...