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Introduction to JavaScript

bookSymbols 3/3

Accessing the Description of the Symbol()

We can access the description of the symbol by calling the .description method.


              
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let firstName = Symbol('Michael');
console.log(firstName.description);
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Task

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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.

Solution

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 a Symbol() function as an optional argument.
  • The description of the symbol can be accessed through the .description property.

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SectionΒ 3. ChapterΒ 29
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bookSymbols 3/3

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Accessing the Description of the Symbol()

We can access the description of the symbol by calling the .description method.


              
12

            
let firstName = Symbol('Michael');
console.log(firstName.description);
copy
Task

Swipe to start coding

Create two symbols personName and personAdress by using Symbol() give them the description of Name and Address and display their descriptions.

Solution

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 a Symbol() function as an optional argument.
  • The description of the symbol can be accessed through the .description property.

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Completion rate improved to 2
SectionΒ 3. ChapterΒ 29
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