What exactly does this way of writing mean? Let {afort b} = this.data

this.data is an object. How is the let {aforme b} = this.data written exactly? you"d better give an example. Thank you

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Nov.17,2021

this way of writing is equivalent to:

let data = {a: 1, b: 2}
let {a, b} = data
console.log(a, b) // 1 2

object key must be consistent before

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