Javascript boolean object:
A JavaScript Boolean object can represents two values “true” or “false”.
How to create javascript boolean object:
1. By using boolean literals.
2. By using Boolean() constructor.
Syntax:
Var b1 = true; var b2 = new Boolean(value); |
Example:
<!DOCTYPE html> <html> <body> <script> var boolean1=new Boolean(true); var boolean2=new Boolean(false); var boolean3=true; document.write("Boolean1: "+boolean1+ "</br>"); document.write("Boolean2: "+boolean2+ "</br>"); document.write("Boolean3: "+boolean3); </script> </body> </html> |
Try it:
JavaScript Boolean Object Properties
Property | Description |
constructor | It returns a reference to the Boolean function that created the object. |
prototype | It allows us to add properties and methods to an object. |
JavaScript Boolean Object Methods
Method | Description |
toSource() | It returns a string containing the source of the Boolean object. |
toString() | It returns a string of object value. |
valueOf() | It returns the primitive value of the Boolean object. |
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