JavaScript Boolean Object
Boolean Object
The Boolean object represents two values: "true" or "false".
Syntax
| var myBool=new Boolean(value) |
Note: If the value parameter is omitted, or is 0, -0, null, "", false, undefined, or NaN, the object is set to false.
Otherwise it is set to true (even with the string "false")!
Boolean Object Properties
F: Firefox, IE: Internet Explorer
| Property |
Description |
F |
IE |
| constructor |
Returns a reference to the Boolean function that created the object |
1 |
4 |
| prototype |
Allows you to add properties and methods to the object |
1 |
4 |
Boolean Object Methods
| Method |
Description |
F |
IE |
| toSource() |
Returns the source code of the object |
1 |
- |
| toString() |
Converts a Boolean value to a string and returns the result |
1 |
4 |
| valueOf() |
Returns the primitive value of a Boolean object |
1 |
4 |
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