javascript 同步RxJS使用`from`

Posted 2021-05-03

const { from } = require('rxjs')
const { map, toArray } = require('rxjs/operators')

let value

from([1, 2, 3, 4])
.pipe(
  map(String),
  toArray(),
)
.subscribe(modifiedArray => {
  value = modifiedArray
})
.unsubscribe()

console.log(value)
// ['1', '2', '3', '4']