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Atom.setByPointer() method

Sets the value at the given pointer

Signature:

setByPointer<S>(pointerOrFn: Pointer<S> | ((p: Pointer<State>) => Pointer<S>), val: S): void;

Parameters

Parameter	Type	Description
pointerOrFn	[Pointer](./backstage-dataverse.pointer.md)<!-- -->&lt;S&gt; \	((p: Pointer<State>) => Pointer<S>)

const atom = atom({ a: { b: 1 } })
atom.setByPointer(atom.pointer.a.b, 2) // atom.get().a.b === 2
atom.setByPointer((p) => p.a.b, 2) // atom.get().a.b === 2

| | val | S | |

Returns:

void