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Alexander 2017-09-25 21:19:53 +03:00 • committed by GitHub
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1-js/04-object-basics/03-symbol/article.md
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@ -9,7 +9,7 @@ Till now we've only seen strings. Now let's see the advantages that symbols can
## Symbols ## Symbols
"Symbol" value represents an unique identifier. "Symbol" value represents a unique identifier.
A value of this type can be created using `Symbol()`: A value of this type can be created using `Symbol()`:
@ -141,7 +141,7 @@ let user = {
}; };
*!* *!*
for(let key in user) alert(key); // name, age (no symbols) for (let key in user) alert(key); // name, age (no symbols)
*/!* */!*
// the direct access by the symbol works // the direct access by the symbol works