Flash cards
Review the key moves
1/4
Core idea
What is the main idea behind Java How To Remove Vowels from a String?
Lesson checks
Practice each idea before moving on
Short Mimo-style checks built from this lesson's code, terms, and sequence.
1Quick choice
Which statement best captures the main point of this lesson?
2Fill blank
Complete the missing token from the example code.
___ text = "Hello Java";3Order
Put the learning moves in the order that makes the concept easiest to apply.
Explanation: The regular expression [aeiouAEIOU] matches all vowels (both lowercase and uppercase).
Delete all vowels ( a, e, i, o, u ) from a string (case-insensitive).
Remove Vowels from a String
Remove Vowels from a String
Delete all vowels ( a, e, i, o, u ) from a string (case-insensitive).
Example
String text = "Hello Java";
String result = text.replaceAll("[aeiouAEIOU]", "");
System.out.println(result);Explanation: The regular expression [aeiouAEIOU] matches all vowels (both lowercase and uppercase). Replacing them with an empty string removes them. For "Hello Java" , the result is "Hll Jv" .