Set
Notes:
Use
Set.add
vsMap.set
Use
Set.size
vsArray.length
To remove/delete: use
delete
Set Cloning
const new = new Set(old);
Or if enabled:
const new = ...old
Set Iteration
for (let value of set.values()) {
...
}
To Array
Array.from(new Set())
Differences
https://github.com/aizatto/nodejs/blob/master/src/fn.js#L42
function setMath<T>(a: Set<T>, b: Set<T>) {
return {
remove: [...a].filter(x => !b.has(x)),
add: [...b].filter(x => !a.has(x)),
};
}
Last updated
Was this helpful?