How to setState with a variable as the key?

Question

How to setState with a variable like the following:

this.handler = (field) => {

this.setState({field:'value'})

}

Please help I am having trouble doing it.

use `[]` for dynamic key. – Mayank Shukla Nov 26 '18 at 17:30 — Mayank Shukla, Nov 26 '18 at 17:30

score 1 · Answer 1 · answered Nov 26 '18 at 17:25

1

this will solve your issue

this.handler = (field) => {
  this.setState(
     { [field] :'value'}
  );
}

answered Nov 26 '18 at 17:25

Sunil Kumar

How about if the field is nested do you know how I would do that? – user10707598 Nov 26 '18 at 17:29
1

nested also you can convey the same `this.setState({ [field.keyName] :'value'});` – Sunil Kumar Nov 26 '18 at 17:40

1 Answers1