JavaScript Булевы
JavaScript booleans can have one of two values: true or
false.
The Boolean() Function
You can use the Boolean() function to find out if an expression is
true:
Пример
Boolean(10 > 9)
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Or even easier:
(10 > 9)
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See Also:
JavaScript Boolean Methods and Properties
| Имя | Описание |
|---|---|
| constructor | Returns the function that created JavaScript's Boolean prototype |
| prototype | Allows you to add properties and methods to the Boolean prototype |
| toString() | Converts a boolean value to a string, and returns the result |
| valueOf() | Returns the primitive value of a boolean |