论坛

  <!DOCTYPE html>
  <html>
  <head lang="en">
  <meta charset="UTF-8">
  <title>课工场论坛列表</title>
  <link href="css/bbs.css" rel="stylesheet">
  <script>
  function fa() {
  document.getElementById("post1").style.display="block";
  //alert("aaa");
   
  }
  function touxiang () {
  let tou = new Array("tou01.jpg","tou02.jpg","tou03.jpg","tou04.jpg");
  let suiji =parseInt(Math.random()*4);
  return tou[suiji];
  }
  function chu() {
  document.getElementById("post1").style.display="none";
  let s =document.getElementsByTagName("ul")[0];
  let a =document.createElement("li");
  let b =document.createElement("div");
  let c =document.createElement("img");
  let d =document.createElement("h1");
  let e =document.createElement("p");
  let f =document.createElement("span");
  s.appendChild(a);
  a.className=".bbs section ul li";
  a.appendChild(b);
  b.className = ".bbs section ul li div";
  b.appendChild(c);
  c.className = ".bbs section ul li div img";
  c.src = "images/" + touxiang();
  a.appendChild(d);
  d.className = ".bbs section ul li h1";
  d.innerHTML = document.getElementById("title").value;
  a.appendChild(e);
  e.className = ".bbs section ul li p";
  e.innerHTML = "版块:" + document.getElementsByTagName("select")[0].value;
  e.appendChild(f);
  f.className = ".bbs section ul li p span";
   
  /* let title = document.getElementById("title")[0].value;
  let Block =document.getElementsByTagName("select")[0].value;
  let content =document.getElementsByClassName("content")[0].value;*/
   
  let myDate =new Date();
  let Time = myDate.getFullYear() + "-" + (myDate.getMonth()+1)+ "-" + myDate.getDate() + " " + myDate.getHours() + ":" + myDate.getMinutes();
  f.innerHTML = "发表时间:" + Time;
  // alert(Time);
   
  document.getElementById("title").value = "";
  document.getElementsByTagName("select")[0].value = "";
  //document.genElementById("content").value="";
  document.getElementsByClassName("content")[0].value="";
  s.insertBefore(a, s.firstElementChild);
   
   
   
  }
   
   
   
  </script>
  </head>
  <body>
  <div class="bbs">
  <header><span onclick="fa()">我要发帖</span></header>
  <section>
  <ul></ul>
  </section>
   
   
  <div class="post" id="post1">
  <input class="title" id="title" placeholder="请输入标题(1-50个字符)">
  所属版块:<select id="Block"><option>请选择版块</option><option>电子书籍</option><option>新课来了</option><option>新手报到</option><option>职业规划</option></select>
  <textarea class="content" id="content"></textarea>
   
  <input class="btn" value="发布" onclick="chu()">
  </div>
  </div>
   
   
   
  </body>
  </html>
原文地址:https://www.cnblogs.com/9797ch/p/11360583.html