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Home>2019-12-08 12:19

I have a code like this in react. =>How is the ({}) part handled?

const Props = d =>({
  onClick (id) {
    d (todo (id));
  }
});

Answer # 1

Hello

const Propsis a function. What kind of function is

Takes one argumentd. Thatdis also expected to be a function.
Returns an
object. The object has a property calledonClick, and the value of theonClickproperty is also a function.

onClickis a function that takes one argument,id, and the previously given functiontodoandPropsd (todo (id))using the functiondgiven as an argument to/code>.

The following is a sample to confirm the above.

Codepen for operation check: https://codepen.io/jun68ykt/pen/QWWRyvP?editors=0012

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