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Introduction to JavaScript

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Symbol() Function Description:

We can provide a description to the Symbol() function as an optional argument. This description will make our symbols more clear.

The following example creates two symbols: firstName and lastName with values Michael and Clarke respectively:


              
1234

            
let firstName = Symbol('Michael');
console.log(firstName.toString());
let lastName = Symbol('Clarke');
console.log(lastName.toString());
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Task

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Create a symbol with the value key and store it in the variable password. Output the result.

Solution

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SectionΒ 3. ChapterΒ 28
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bookSymbols 2/3

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Symbol() Function Description:

We can provide a description to the Symbol() function as an optional argument. This description will make our symbols more clear.

The following example creates two symbols: firstName and lastName with values Michael and Clarke respectively:


              
1234

            
let firstName = Symbol('Michael');
console.log(firstName.toString());
let lastName = Symbol('Clarke');
console.log(lastName.toString());
copy
Task

Swipe to start coding

Create a symbol with the value key and store it in the variable password. Output the result.

Solution

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Everything was clear?

How can we improve it?

Thanks for your feedback!

close

Awesome!

Completion rate improved to 2
SectionΒ 3. ChapterΒ 28
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