Class Boolean

Provides support for boolean values.

ConstructorDescription
Boolean(String)Constructs the Boolean using the specified String value.
Boolean(Number)Constructs the Boolean using the specified Number value.
MethodDescription
toString()Returns true or false depending on the value used to create the Boolean.
valueOf()Returns the primitive boolean contained in the Boolean object.

assign, create, create, defineProperties, defineProperty, entries, freeze, fromEntries, getOwnPropertyDescriptor, getOwnPropertyNames, getOwnPropertySymbols, getPrototypeOf, hasOwnProperty, is, isExtensible, isFrozen, isPrototypeOf, isSealed, keys, preventExtensions, propertyIsEnumerable, seal, setPrototypeOf, toLocaleString, toString, valueOf, values

Boolean(value: String)

Constructs the Boolean using the specified String value.

Parameters:

  • value - the String value to use to construct the Boolean. If value is null or an empty String, the Boolean is set to false.

Boolean(value: Number)

Constructs the Boolean using the specified Number value.

Parameters:

  • value - the Number value to use to construct the Boolean. If value is null or 0, the Boolean is set to false.

toString(): String

Returns true or false depending on the value used to create the Boolean.

Returns:

  • true or false depending on the value used to create the Boolean.

valueOf(): Object

Returns the primitive boolean contained in the Boolean object.

Returns:

  • the primitive boolean contained in the Boolean object.