Merge pull request #2231 from Dewke/dewke-minor-fix
Minor clarification on WeakMap and WeakSet
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ca17a69ad9
1 changed files with 2 additions and 1 deletions
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@ -30,7 +30,8 @@ let array = [ john ];
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john = null; // overwrite the reference
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*!*
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// john is stored inside the array, so it won't be garbage-collected
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// the object previously referenced by john is stored inside the array
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// therefore it won't be garbage-collected
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// we can get it as array[0]
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*/!*
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```
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