去掉对象中值为null和undefined的空字段
const v1 = {
a: '1',
b: 20,
c: null,
d: undefined,
}
const v1 = {
a: '1',
b: 20,
}
const params = Object.keys(data)
.filter((key) => data[key] !== null && data[key] !== undefined)
.reduce((acc, key) => ({ ...acc, [key]: data[key] }), {});
https://www.jianshu.com/p/4d76644b0e42

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