JavaScript Boolean

boolean in JavaScript

JavaScript Boolean is an object that represents value in two states: true or false. You can create the Java Script Boolean object by Boolean() constructor as given below.

The default value of Java Script Boolean object is false.

Boolean Example:





JavaScript Boolean Properties

  • constructor : returns the reference of Boolean function that created Boolean object.
  • prototype : enables you to add properties and methods in Boolean prototype.

Java Script Boolean Methods

  • toSource() : returns the source of Boolean object as a string.
  • toString() : converts Boolean into String.
  • valueOf() : converts other type into Boolean.

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