摘要:
```
const pick = (obj, arr) => arr.reduce((acc, curr) => (curr in obj && (acc[curr] = obj[curr]), acc), {});
const pick = (obj, arr) => arr.reduce((k, v) => { //第一个参数为迭代对象第二个为目标对象 if ((v i... 阅读全文
posted @ 2018-12-18 16:47
猫神甜辣酱
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