PowerShell - Regular Expressions
Which of the following is the correct PowerShell regex pattern to match exactly three digits at the end of a string?
Which of the following is the correct PowerShell regex pattern to match exactly three digits at the end of a string?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Understand anchors for string positions
^ matches start, $ matches end of string.Step 2: Match exactly three digits at the end
Pattern ^\d{3}$ matches exactly three digits at the start and end of the string.Final Answer:
^\d{3}$ -> Option DQuick Check:
Pattern ^\d{3}$ = exactly three digits at start and end [OK]
Quick Trick: Use ^ and $ to anchor pattern at string start and end [OK]
Common Mistakes:
- Using ^ instead of $ for end of string
- Placing anchors incorrectly
- Misusing escape sequences
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