Mini Program, why did the onReachBottom method not take effect?

Mini Program onReachBotton did not trigger


xml
<view style="height:1000px;></view>

json
{
  "navigationBarTitleText": "",
  "onReachBottomDistance": 50,       //
  "enablePullDownRefresh": false,
  "usingComponents": {
    "i-checkbox-group": "../../dist/checkbox-group/index",
  }
}

js
Page({
    onReachBottom(e){
        console.log("", e)    //
    },
})
Dec.06,2021
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