<view class="text-area" @touchstart="start" @touchend="end">

</view>

start(e){
                    
    this.startData.clientX=e.changedTouches[0].clientX;
                 
    this.startData.clientY=e.changedTouches[0].clientY;
},
end(e){
    // console.log(e)
    const subX=e.changedTouches[0].clientX-this.startData.clientX;
    const subY=e.changedTouches[0].clientY - this.startData.clientY;
    if(subY>50 || subY<-50){
        console.log(‘上下滑‘)
    }else{
        if(subX>100){
            console.log(‘右滑‘)
        }else if(subX<-100){
            console.log(‘左滑‘)
        }else{
            console.log(‘无效‘)
        }
    }
}