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Powershell Arrays


Using arrays in PowerShell can be a powerful tool for organizing and manipulating data. In this blog post, we will cover the basics of working with arrays in PowerShell, including how to create and access array elements, and how to manipulate arrays using various methods.

To create an array in PowerShell, you can use the @() syntax. For example:

$array = @(1, 2, 3, 4, 5)

This creates an array with five elements: 1, 2, 3, 4, and 5.

To access individual elements in an array, you can use the index of the element. For example, to access the first element in the array above, you would use the following syntax:

$array[0]

This would return the value "1". Keep in mind that array indexes start at 0, so the first element in an array is always at index 0.

You can also use the .Length property to get the number of elements in an array:

$array.Length

This would return the value "5".

In addition to creating and accessing arrays, you can also manipulate them using various methods. For example, you can use the .Add() method to add an element to the end of an array:

$array.Add(6)

This would add the element "6" to the end of the array.

You can also use the .Insert() method to insert an element at a specific index in the array:

$array.Insert(3, "foo")

This would insert the element "foo" at index 3 in the array.

Finally, you can use the .Remove() method to remove an element from the array:

$array.Remove(3)

This would remove the element at index 3 from the array.

Overall, arrays are a useful tool for organizing and manipulating data in PowerShell. With the basic techniques outlined in this blog post, you should be well on your way to using arrays effectively in your scripts.

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Posted: 2022-12-20
By: dwirch
Viewed: 153 times

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