example_1.java

/* Code From Learnoset - Learn Code Online Android App.*/
/*Download Learnoset App from PlayStore to learn coding*/


/*Example 1: Check whether an alphabet is vowel or consonant using if..else statement*/
public class example_1 {

    public static void main(String[] args) {

        char ch = 'i'; // initilize a char type variable with value 'i'
        
        /* In english vowel characters are 'aeiou'. Now compare ch variable with all vowel characters using OR Conditional Operator*/
        if (ch == 'a' || ch == 'e' || ch == 'i' || ch == 'o' || ch == 'u')
            System.out.println(ch + " is vowel");
        else
            System.out.println(ch + " is consonant");

    }
}

// OUTPUT
// 'i' is vowel

example_2.java

/* Code From Learnoset - Learn Code Online Android App.*/
/*Download Learnoset App from PlayStore to learn coding*/


/*Example 2: Check whether an alphabet is vowel or consonant using switch statement*/
public class example_2{

    public static void main(String[] args) {

        char ch = 'l';

        switch (ch) {
            case 'a':
            case 'e':
            case 'i':
            case 'o':
            case 'u':
                System.out.println(ch + " is vowel");
                break;
            default:
                System.out.println(ch + " is consonant");
        }
    }
}

// OUTPUT
/* / is consonant */