Utilice el nuevo AbortController
let getCodeBtn = document.querySelector('#getCode')
let controller = null
getCodeBtn.addEventListener('click',() => {
console.log('发起请求')
if(controller) {
controller.abort()
controller = null
}
controller = new AbortController()
axios({
method:"GET",
url:'http://localhost:9066/longPollication',
signal:controller.signal
}).then(val => {
let {
data:res} = val
console.log('res',res)
}).catch(err => {
console.log(err)
})
})
Usar token de cancelación准备废弃
const cancelToken = axios.CancelToken
let source = null
document.querySelector('#cancelToken').addEventListener('click',() => {
if(source) {
source.cancel()
source = null
}
source = cancelToken.source()
axios({
method:"GET",
url:'http://localhost:9066/longPollication',
cancelToken:source.token
}).then(val => {
let {
data:res} = val
console.log('res',res)
}).catch(err => {
console.log(err)
})
})