Variable creation with $ in PowerShell - Mini Project: Build & Apply

Variable creation with $ in PowerShell

📖 Scenario: You are writing a simple PowerShell script to store and display information about a fruit.

🎯 Goal: Learn how to create and use variables in PowerShell using the $ symbol.

📋 What You'll Learn

Create a variable with the exact name $fruit

Assign the exact value Apple to $fruit

Create a variable with the exact name $quantity

Assign the exact value 10 to $quantity

Use a variable $message to combine $fruit and $quantity in a string

Print the $message variable

💡 Why This Matters

🌍 Real World

Variables are used in scripts to store data like names, counts, or settings. This helps automate tasks by reusing values easily.

💼 Career

Knowing how to create and use variables is essential for writing PowerShell scripts in IT jobs, system administration, and automation.

1

Create a variable called $fruit

Create a variable called $fruit and assign it the value Apple.

PowerShell

# Create a variable called $fruit and assign it the value 'Apple'
# Your code here

Need a hint?

Use the $ symbol before the variable name and assign the string value with single quotes.

2

Create a variable called $quantity

Create a variable called $quantity and assign it the value 10.

PowerShell

$fruit = 'Apple'
# Create a variable called $quantity and assign it the value 10
# Your code here

Need a hint?

Remember to use $ before the variable name and assign the number without quotes.

3

Combine variables into $message

Create a variable called $message that combines $quantity and $fruit into the string: 10 Apples. Use double quotes and variable expansion.

PowerShell

$fruit = 'Apple'
$quantity = 10
# Create a variable $message combining $quantity and $fruit with an 's' at the end
# Your code here

Need a hint?

Use double quotes and ${fruit}s to add the 's' after the fruit name.

4

Print the $message variable

Print the value of the variable $message using Write-Output.

PowerShell

$fruit = 'Apple'
$quantity = 10
$message = "$quantity ${fruit}s"
# Print the $message variable
# Your code here

Need a hint?

Use Write-Output $message to display the message.