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transl: easier to change where mdn: dsnt work

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joaquinelio 2021-12-14 09:50:24 -03:00 • committed by GitHub
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1-js/04-object-basics/08-symbol/article.md
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@ -161,7 +161,7 @@ for (let key in user) alert(key); // name, age (no symbols)
alert( "Direct: " + user[id] );
```
[Object.keys(user)](mdn:js/Object/keys) also ignores them. That's a part of the general "hiding symbolic properties" principle. If another script or a library loops over our object, it won't unexpectedly access a symbolic property.
[Object.keys(user)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/keys) also ignores them. That's a part of the general "hiding symbolic properties" principle. If another script or a library loops over our object, it won't unexpectedly access a symbolic property.
In contrast, [Object.assign](mdn:js/Object/assign) copies both string and symbol properties: