match operator in PowerShell - Cheat Sheet & Quick Revision

Recall & Review

beginner

What does the PowerShell match operator (-match) do?

The -match operator checks if a string contains a pattern using regular expressions. It returns True if the pattern is found, otherwise False.

beginner

How do you use the match operator to find if 'apple' is in the string 'I like apples'?

You write: 'I like apples' -match 'apple'. This returns True because 'apple' is part of 'apples'.

beginner

What type of pattern does the match operator use?

It uses regular expressions (regex), which are special patterns to find text in strings.

intermediate

What is stored in the automatic variable $matches after a successful -match operation?

$matches is a hashtable that stores the matched text and any captured groups from the regex pattern.

intermediate

How can you perform a case-insensitive match with the match operator?

By default, -match is case-insensitive. To make it case-sensitive, use -cmatch instead.

What does the PowerShell -match operator return when the pattern is found in the string?

A True

B False

C The matched string

D An error

-match returns True if the pattern is found, otherwise False.

Which variable holds the matched text after using -match?

A $match

B $matches

C $matchedText

D $result

The automatic variable $matches stores the matched text and groups.

How do you write a case-sensitive match in PowerShell?

A -match

B -imatch

C -cmatch

D -smatch

-cmatch is the case-sensitive version of -match.

What kind of patterns does -match use to find text?

A Simple text only

B JSON paths

C XML patterns

D Regular expressions

-match uses regular expressions (regex) to find patterns.

What will 'Hello World' -match 'world' return?

A True

B False

C Error

D Null

-match is case-insensitive by default, so it finds 'world' in 'World'.

Explain how the PowerShell match operator works and what $matches contains after a match.

Think about searching text and what info you want after a match.

Describe how to perform case-sensitive and case-insensitive matches using PowerShell operators.

Remember the 'c' in -cmatch stands for case-sensitive.