[Solved] What will be the output of this command?"apple`nbanana`napple" | Select-String -Pattern '^apple | Leyaa.ai — Ans: Matches lines exactly equal to 'apple', so lines 1 and 3 | PowerShell

PowerShell - Regular Expressions

What will be the output of this command?
"apple`nbanana`napple" | Select-String -Pattern '^apple$'

AMatches any line containing 'apple', so lines 1 and 3

BMatches only the first line

CNo matches because pattern is incorrect

DMatches lines exactly equal to 'apple', so lines 1 and 3

Step-by-Step Solution

Solution:

Step 1: Understand '^apple$' matches lines exactly 'apple'
^ and $ anchor start and end of line, so only lines exactly 'apple' match.
Step 2: Analyze input lines
Lines 1 and 3 are 'apple', line 2 is 'banana'. So lines 1 and 3 match.
Final Answer:
Matches lines exactly equal to 'apple', so lines 1 and 3 -> Option D
Quick Check:
Use ^ and $ to match whole line exactly [OK]

Quick Trick: Use ^ and $ to match whole line exactly in regex [OK]

Common Mistakes:

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