RemoveVowel.java

import java.util.Scanner;

public class RemoveVowel {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.print("Enter any phrase: ");
        String phrase = scanner.nextLine();
        StringBuilder result = new StringBuilder();

        // Iterating to each letter of the phrase:
        for (int i = 0; i < phrase.length(); i++) {
            char eL = phrase.charAt(i);

            // check each letter is vowel or not:
            if (eL == 'a' || eL == 'A' || eL == 'e' || eL == 'E' ||
                    eL == 'i' || eL == 'I' || eL == 'o' || eL == 'O' || eL == 'u' || eL == 'U') {
                continue; // skip this block
            }
            // append the remaining letter:
            else {
                result = result.append(eL);
            }
        }
        // display the constant only:
        System.out.println(result);
    }
}