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(→Map) |
(→Set) |
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===Set=== | ===Set=== | ||
[https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Set MDN Set] | |||
<syntaxhighlight lang="js"> | |||
let my_set = new Set(); | |||
// Returns the set itself | |||
my_set.add(key); | |||
my_set.has(key); | |||
my_set.clear(); | |||
// Returns if key has in the set | |||
my_set.delete(key); | |||
</syntaxhighlight> | |||
===WeakMap=== | ===WeakMap=== |