Javascript-Boolean

JavaScript Boolean is an object and this object represents value in two states:

1.true or

2.false

Create the JavaScript Boolean object by using Boolean() constructor:

Boolean b=new Boolean(value);

Example:

<!DOCTYPE html>
<html>
<body>

<p>Display the value of 110 > 119:</p>

<button onclick="myFunction()">Try it</button>

<p id="demo"></p>

<script>
function myFunction() {
 document.getElementById("demo").innerHTML = 110 > 119;
}
</script>

</body>
</html>

OUTPUT:

Display the value of 110 > 119:

false

Example:

<!DOCTYPE html>
<html>
<body>

<p>Display the value of 100 > 69:</p>

<button onclick="myFunction()">Try it</button>

<p id="demo"></p>

<script>
function myFunction() {
 document.getElementById("demo").innerHTML = 100 > 69;
}
</script>

</body>
</html>

OUTPUT:

Display the value of 100 > 69:

true

JavaScript Boolean Properties:

Property Description

constructor Created Boolean object.

prototype Add properties and methods in Boolean prototype.

JavaScript Boolean Methods:

Method Description

toSource() Source of Boolean object as a string.

toString() converts Boolean into String.

valueOf() converts other type into Boolean.