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JavaScript: Difference between revisions
→Map
(→Map) |
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* Do not use <code>[]</code> to get or set from the map | * Do not use <code>[]</code> to get or set from the map | ||
* Iterating over a Map will be in order of insertion | * Iterating over a Map will be in order of insertion | ||
;Saving as json | |||
See [https://2ality.com/2015/08/es6-map-json.html es6 map json]<br> | |||
<syntaxhighlight lang="javascript"> | |||
const data = JSON.stringify([...myMap]); | |||
myMap = new Map(JSON.parse(data)); | |||
</syntaxhighlight> | |||
===Set=== | ===Set=== | ||