Java - Strings and String Handling
Given a string
input, how to create a new string with all vowels removed using common string methods?Given a string input, how to create a new string with all vowels removed using common string methods?
hard📝 Application Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Identify method to remove characters by pattern
replaceAll() with regex can remove vowels by replacing them with empty string.Step 2: Check other options
remove(), deleteVowels(), stripVowels() are not valid String methods in Java.Final Answer:
input.replaceAll("[aeiouAEIOU]", "") -> Option AQuick Check:
Use replaceAll() with regex to remove vowels [OK]
Quick Trick: Use replaceAll("[aeiouAEIOU]", "") to remove vowels [OK]
Common Mistakes:
- Using non-existent methods
- Forgetting case-insensitive vowels
Master "Strings and String Handling" in Java
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