微信小程序带参数返回上一页面

var pages = getCurrentPages();   //当前页面
 
var prevPage = pages[pages.length - 2];   //上一页面
 
prevPage.setData({
 
       //直接给上一个页面赋值
      addresschose: that.data.address[index],
 
});
 
wx.navigateBack({
 
     //返回
     delta: 1
 
})

onShow: function () {
 
    let pages = getCurrentPages();
 
    let currPage = pages[pages.length - 1];
 
    if (currPage.data.addresschose) {
 
        this.setData({
 
            //将携带的参数赋值
 
            address: currPage.data.addresschose,
 
            addressBack: true
 
      });
 
    console.log(this.data.address, ‘地址‘)
 
    }
 
}