Symbols 3/3
Accessing the Description of the Symbol()
We can access the description of the symbol by calling the .description
method.
let firstName = Symbol('Michael'); console.log(firstName.description);
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Create two symbols personName
and personAdress
by using Symbol()
give them the description of Name
and Address
and display their descriptions.
Oplossing
Summary
Symbol is a primitive data type that is used to create a unique identifier.
We use the global
Symbol()
function to create symbols.We can provide a
description
to aSymbol()
function as an optional argument.The description of the symbol can be accessed through the
.description
property.
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Sectie 3. Hoofdstuk 29