wordPad-applet/miniprogram/component/teacher/teacherFile/teacherFile.ts

// component/teacher/teacherFile/teacherFile.ts
Component({
    /**
     * 组件的属性列表
     */
    properties: {

    },

    /**
     * 组件的初始数据
     */
    data: {
        scrollHeight: 0
    },
    lifetimes: {
        attached: function () {
            // 在组件实例被从页面节点树添加时执行
            let that = this;
            wx.getSystemInfo({
                success: function (res) {
                    that.setData({
                        scrollHeight: res.windowHeight
                    });
                }
            });


        },
        detached: function () {
            // 在组件实例被从页面节点树移除时执行

        },
    },
    /**
     * 组件的方法列表
     */
    methods: {

    }
})