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连续赋值操作 #107

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Sunny-117 opened this issue Nov 3, 2022 · 2 comments

Owner

Sunny-117 commented Nov 3, 2022

No description provided.

Contributor

veneno-o commented Mar 10, 2023

let a = { n: 1 }
let b = a

a.x = a = { n: 2 }

console.log(a.x) // => undefined
console.log(b.x) // => { n: 2 }

yekezz commented Mar 7, 2024

这篇文章讲的很详细
https://segmentfault.com/a/1190000004224719

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