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emilong/simple-destructuring-default-params.js

Created October 13, 2016 18:28
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simple-destructuring-default-params.js
function defaults({ a, b } = { a: 1, b: 2 }) {
console.log('a', a);
console.log('b', b);
}
defaults();
// a 1
// b 2
defaults({ a: 42, b: 32 });
// a 42
// b 32
// be careful with multiple params! The whole right-hand side
// is replaced with your argument!
defaults({ a: 87 });
// a 87
// b undefined
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