Java Booleans

Java has a boolean data type which can take the values true or false.

Boolean Values

A Boolean type is declared with the boolean keyword.

Example

boolean isTrue = true;
boolean isFalse = false;
             
System.out.println(isTrue);
System.out.println(isFalse);

Output

true
false

Boolean Expression

A Boolean expression in Java returns Boolean values (true or false). The comparison operator always return Boolean values.

Example

System.out.println(5>9);

Output

false