Reactjs React Swiper.js slide won';使用onSlideChange方法更新状态时不会更改
我将swiper.js设置为使用ReactJS浏览不同的问题。 我试图用swiper的onSlideChange方法更改{quesNumber}状态,该方法应根据当前问题的编号(“q-{quesNumber}”)设置“q”URL参数。 我已经设法做到了,但是它被卡在了第一张幻灯片上,没有更改到下一张。 我在控制台上收到此错误:Reactjs React Swiper.js slide won';使用onSlideChange方法更新状态时不会更改,reactjs,react-hooks,swiper,swiperjs,Reactjs,React Hooks,Swiper,Swiperjs,我将swiper.js设置为使用ReactJS浏览不同的问题。 我试图用swiper的onSlideChange方法更改{quesNumber}状态,该方法应根据当前问题的编号(“q-{quesNumber}”)设置“q”URL参数。 我已经设法做到了,但是它被卡在了第一张幻灯片上,没有更改到下一张。 我在控制台上收到此错误: Uncaught TypeError: Cannot read property 'removeClass' of undefined at Swiper.upd
Uncaught TypeError: Cannot read property 'removeClass' of undefined
at Swiper.updateSlidesClasses (swiper.esm.js:753)
at Swiper.slideTo (swiper.esm.js:1311)
at Swiper.slideNext (swiper.esm.js:1383)
at Swiper.onNextClick (navigation.js:45)
at HTMLDivElement.handleEvent (dom7.esm.js:517)
- Here is my code:
import React, { useContext } from "react";
import { useHistory } from "react-router-dom";
// Import Swiper React components
import SwiperCore, { Navigation, Pagination, A11y } from "swiper";
import { Swiper, SwiperSlide } from "swiper/react";
import { Context } from "../Context";
// Import Swiper styles
import "swiper/swiper.scss";
import "swiper/components/navigation/navigation.scss";
import "swiper/components/pagination/pagination.scss";
import "swiper/components/scrollbar/scrollbar.scss";
function Carousel() {
let { quesNumber, setQuestNumber } = useContext(Context);
let history = useHistory();
function nextQuestion() {
setQuestNumber(quesNumber + 1);
history.push(`/q-${quesNumber + 1}`);
}
SwiperCore.use([Navigation, Pagination, A11y]);
return (
<Swiper
loop={false}
slidesPerView={"auto"}
navigation
spaceBetween={0}
freeMode={true}
pagination={{ clickable: false }}
// onSwiper={() => (setQuestNumber(quesNumber ++))}
onSlideChange={() => nextQuestion()}
// onClick={() => console.log(nextQuestion())}
>
<SwiperSlide>slide 1</SwiperSlide>
<SwiperSlide>slide 2</SwiperSlide>
<SwiperSlide>slide 3</SwiperSlide>
<SwiperSlide>slide 4</SwiperSlide>
</Swiper>
);
}
export default Carousel;
Uncaught TypeError:无法读取未定义的属性'removeClass'
在Swiper.updateSlidesClasses(Swiper.esm.js:753)
在Swiper.slideTo(Swiper.esm.js:1311)
在Swiper.slideNext(Swiper.esm.js:1383)
点击Swiper.onNextClick(navigation.js:45)
在htmldevelment.handleEvent(dom7.esm.js:517)
-这是我的密码:
import React,{useContext}来自“React”;
从“react router dom”导入{useHistory};
//导入Swiper组件
从“swiper”导入SwipCore,{导航,分页,A11y};
从“Swiper/react”导入{Swiper,SwiperSlide};
从“./Context”导入{Context};
//导入泳衣样式
导入“swiper/swiper.scss”;
导入“swiper/components/navigation/navigation.scss”;
导入“swiper/components/pagination/pagination.scss”;
导入“swiper/components/scrollbar/scrollbar.scss”;
函数旋转木马(){
让{quesNumber,setQuestNumber}=useContext(Context);
让历史=使用历史();
函数nextQuestion(){
设置任务编号(任务编号+1);
push(`/q-${quesNumber+1}`);
}
使用([导航,分页,A11y]);
返回(
(setQuestNumber(quesNumber++)}
onSlideChange={()=>nextQuestion()}
//onClick={()=>console.log(nextQuestion())}
>
幻灯片1
幻灯片2
幻灯片3
幻灯片4
);
}
导出默认旋转木马代码>