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JavaScript Boolean Reference

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JavaScript Boolean is a datatype that returns either true or false In JavaScript, a boolean is used as a function to get the value of a variable, object, conditions, expressions, etc in terms of true or false



Example: If the operands are equal, the equal to operator == returns true


    console.log(15 == 15)
    console.log(15 == 11)



The complete list of JavaScript Boolean has listed below:

JavaScript Boolean Constructor: A constructor gets called when an object is created using the new keyword.

Constructor Descriptions Examples
Boolean() Create Boolean objects or return primitive values of type boolean.

JavaScript Boolean Properties: A JavaScript property is a member of an object that associates a key with a value.

  • Instance Property: An instance property is a property that has a new copy for every new instance of the class.

Instance Properties Descriptions Examples
constructor Add a new property and methods to all Boolean instances.

JavaScript Boolean Methods: Methods are actions that can be performed on objects.

  • Instance Method: If the method is called on an instance of a boolean then it is called an instance method.

Instance Methods Descriptions Examples
valueOf() Returns the value of boolean object.

toString() Returns a string according to the Boolean value.

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Last Updated : 23 May, 2023
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