char keyword in Java

The “char” keyword is used to declare a variable of character type.

char” is a Java primitive type.

A char variable can store a single Unicode character.

For example:

char delimiter = ';';

char letterA = 'A';

char letterB = 'B';

char letterC = 'C';

The char keyword can be used as a method parameter

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public void displayLetter(char letter) {
 
    System.out.println("passed letter is "+letter);
 
}
public void displayLetter(char letter) {

    System.out.println("passed letter is "+letter);

}


The char keyword can be used as a return type of a method as well

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public char getLetter() {
 
    return 'A';
 
}
public char getLetter() {

    return 'A';

}


The Character class includes useful static methods for dealing with char variables, including isDigit(),isLetter(), isWhitespace() and toUpperCase().

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Karibasappa G C (KB)
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