-replace operator in PowerShell - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to replace 'cat' with 'dog' in the string.

PowerShell

'I have a cat' [1] 'cat' 'dog'

Drag options to blanks, or click blank then click option'

A-match

B-replace

C-like

D-contains

Attempts:

3 left

💡 Hint

Common Mistakes

Using '-match' instead of '-replace' which only checks for a match.

Using '-like' which is for wildcard matching, not replacement.

The '-replace' operator in PowerShell replaces text matching a pattern with a replacement string.

2fill in blank

medium

Complete the code to replace all digits with '#' in the string.

PowerShell

'Phone: [phone]' [1] '\d' '#'

Drag options to blanks, or click blank then click option'

A-like

B-match

C-contains

D-replace

Attempts:

3 left

💡 Hint

Common Mistakes

Using '-match' which only tests for presence of pattern, not replacement.

Using '-like' which does not support regex.

The '-replace' operator uses regex patterns like '\d' to find digits and replace them.

3fill in blank

hard

Fix the error in the code to replace 'blue' with 'red' ignoring case.

PowerShell

'Blue sky' [1] '(?i)blue' 'red'

Drag options to blanks, or click blank then click option'

A-contains

B-match

C-replace

D-like

Attempts:

3 left

💡 Hint

Common Mistakes

Using '-match' which does not replace text.

Using '-like' which does not support regex.

The '-replace' operator supports regex with inline case-insensitive flag '(?i)'.

4fill in blank

hard

Fill both blanks to replace all vowels with '*' in the string.

PowerShell

'Hello World' [1] [2] '*'

Drag options to blanks, or click blank then click option'

A-replace

B[aeiouAEIOU]

C[0-9]

D-match

Attempts:

3 left

💡 Hint

Common Mistakes

Using '-match' instead of '-replace' for replacement.

Using '[0-9]' which matches digits, not vowels.

Use '-replace' with a regex pattern matching vowels to replace them with '*'.

5fill in blank

hard

Fill all three blanks to replace 'cat' or 'dog' with 'pet' in the string.

PowerShell

'I have a cat and a dog' [1] [2] [3]

Drag options to blanks, or click blank then click option'

A-replace

B'cat|dog'

C'pet'

D-match

Attempts:

3 left

💡 Hint

Common Mistakes

Using '-match' which does not replace text.

Using a pattern without the '|' to match both words.

Use '-replace' with regex 'cat|dog' to replace either word with 'pet'.