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zburgermeiszter/map-property-update.js

Last active August 15, 2017 15:16
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ES6 destructuring magic
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map-property-update.js
Modify object property in a list of object.
[{n: 1},{n: 2}].map(({n}) => ({n:n*2}))
But it break the structure:
[{n: 1, m:0},{n: 2,m:0}].map(({n}) => ({n:n*2}))
More: https://gist.github.com/mikaelbr/9900818
https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Operators/Destructuring_assignment
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