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Nov 25, 2020 Replied to a topic by sunshinev › 程序员 › 请教一个优雅的逻辑方案，=1 走 A ，=2 走 B， =3 走 AB 两个，怎么写比较好？不限语言 |
js
let obj = { 1: [A], 2: [B], 3: [A, B] }
obj[x] && Array.isArray(obj[x]) && obj[x].forEach(fn => {typeof fn === 'function' && fn()})
let obj = { 1: [A], 2: [B], 3: [A, B] }
obj[x] && Array.isArray(obj[x]) && obj[x].forEach(fn => {typeof fn === 'function' && fn()})
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