Range operator (..) in PowerShell - Mini Project: Build & Apply

Range operator (..)

📖 Scenario: You are helping a small store owner who wants to list product IDs for a sale. The IDs are numbers in a sequence. You will use PowerShell's range operator to create this list easily.

🎯 Goal: Build a PowerShell script that uses the range operator .. to create a list of product IDs from 101 to 110, then display them.

📋 What You'll Learn

Create a variable called productIDs using the range operator .. to include numbers from 101 to 110

Create a variable called startID and set it to 101

Use the range operator with startID to create productIDs

Print the productIDs variable to show the list of IDs

💡 Why This Matters

🌍 Real World

Range operators help quickly create lists of numbers, useful for IDs, dates, or steps in automation scripts.

💼 Career

Knowing how to generate sequences with range operators is a basic skill for scripting tasks in IT, DevOps, and automation roles.

1

Create the product ID list using the range operator

Create a variable called productIDs and set it to the range of numbers from 101 to 110 using the range operator ...

PowerShell

# Create the productIDs variable with numbers from 101 to 110
# Your code here

Need a hint?

Use .. between two numbers to create a sequence. For example, 1..5 creates numbers 1 to 5.

2

Create a start ID variable

Create a variable called startID and set it to 101.

PowerShell

$productIDs = 101..110
# Create the startID variable and set it to 101
# Your code here

Need a hint?

Just assign the number 101 to the variable startID.

3

Use the startID variable with the range operator

Update the productIDs variable to use the startID variable as the start of the range and 110 as the end of the range.

PowerShell

$productIDs = 101..110
$startID = 101
# Update productIDs to use startID..110
# Your code here

Need a hint?

Use the variable startID on the left side of the .. operator.

4

Display the product IDs

Print the productIDs variable to display the list of product IDs.

PowerShell

$startID = 101
$productIDs = $startID..110
# Print the productIDs variable
# Your code here

Need a hint?

Use Write-Output $productIDs to print the list in PowerShell.