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4 months ago
// pages/record/record.js
Page({
/**
* 页面的初始数据
*/
data: {
className: "K班",
students: [
{
id: "102201",
name: "Jhon",
point: 3
},
{
id: "102202",
name: "Kun",
point: 2
},
{
id: "102202",
name: "Tom",
point: 2
},
]
},
onLoad: function(options) {
console.log(options);
// options 参数包含了从上一个页面传递过来的数据
const receivedClassName = options.className; // 获取传递过来的 className默认为空字符串
// 更新页面的数据
this.setData({
className: receivedClassName // 将接收到的 className 赋值给页面的 data 属性
});
// const url = `https://your-backend-server.com/api/students?className=${this.data.className}`
//根据className向后端请求数据
wx.request({
url: `http://192.168.152.1:8090/student/${this.data.className}`,
method: 'GET',
success: function(res) {
// 后端返回的数据格式如下:
// {
// students: [
// { id: "102201", name: "Jhon", point: 3 },
// { id: "102202", name: "Kun", point: 2 },
// { id: "102203", name: "Tom", point: 1 }
// ]
// }
if (res.statusCode === 200 && Array.isArray(res.data)) {
// 使用setData方法更新data内的students数组
this.setData({
students: res.data
});
} else {
console.error('请求成功但数据格式不正确或数据不是数组');
}
}.bind(this), // 注意这里使用.bind(this)来确保this指向当前页面实例
fail: function(err) {
console.error('请求失败', err);
}
});
},
})