方法一 Controller 部分代码: public ActionResult Modify(int id) { //3.1.1 检查id //3.1.2根据id查询数据 Models.Student stu = (from s in db.Students where s.Id == id select s).FirstOrDefault(); //方法一.查询班级数据,并 做成 下拉框 选项集合 //List<Models.Class> listClass = (from c in d…
配置app.module.ts import { Pro } from '@ionic/pro'; // These are the imports required for the code below, // feel free to merge into existing imports. import { Injectable, Injector } from '@angular/core'; import { IonicErrorHandler } from 'ionic-angula…
.html() When .html() is used to set an element's content, any content that was in that element is completely replaced by the new content. Additionally, jQuery removes other constructs such as data and event handlers from child elements before replaci…
后台代码: public class DropController : Controller { // GET: Drop public ActionResult Index() { List<Province> list = new List<Province> { new Province{ Id=1,name="山西省"}, new Province{ Id=1,name="广东省"}, new Province{ Id=1,name=…