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聊天机器人代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>2.实战：仿机器人聊天</title>
<style>
div:nth-child(1){
width:450px;
height: 650px;
background-color: lightskyblue;
margin:30px auto;
color:#333;
box-shadow: 2px 2px 2px #808080;
padding: 10px;
}
h2{
text-align: center;
}
div:nth-child(2){
width:400px;
height: 500px;
border:4px double green;
background-color: #efefef;
margin:20px auto 10px;
}
ul{
list-style-type:none;
line-height: 2em;
overflow: hidden;
padding: 15px;
}
table{
width: 90%;
height: 80px;
margin:auto;
/*border: 1px solid red;*/
}
/*td{border: 1px solid red;}*/
textarea {
resize:none;
border: none;
background-color: lightyellow;
}
button{
width: 60px;
height: 40px;
background-color: seagreen;
color: #fff;
border: none;
}
button:hover{
cursor:pointer;
background-color: orange;
}
</style>
</head>
<body>
<div>
<h2>在线客服</h2>
<div contenteditable="true">
<ul>
<li></li>
</ul>
</div>
<table>
<tr>
<td><textarea name="text" id="" cols="45" rows="3"></textarea> </td>
<td><button>发送</button></td>
</tr>
</table>
</div>
<script>
//获取页面中的按钮，文本域，对话窗口
var btn = document.getElementsByTagName('button')[0]
var text = document.getElementsByName('text')[0]
var list = document.getElementsByTagName('ul')[0]
sum = 0
btn.onclick = function(){
// alert(text.value)
if(text.value.length == 0){
alert('客官，您是不是忘记写点东西了')
return false
}
var userComment = text.value
text.value=''
/*创建新节点*/
var li = document.createElement('li')
var userPic = '<img src="../images/001.jpg" width="30px" style="border-radius:50%"> '
li.innerHTML = userPic + userComment
//插到页面中：父级.appendChild(当前节点)
list.appendChild(li)
sum += 1
setTimeout(function(){
var info = ['好烦人，本菇凉好累','除了不允许退货退款，什么都可以聊','有事快说，我的好哥哥']
var temp = info[Math.floor(Math.random()*3)]
var reply = document.createElement('li')
var kefuPic = '<img src="../images/002.jpeg" width="30px" style="border-radius:50%"> '
reply.innerHTML = kefuPic + '<span style="color:red;">' + temp + '</span>'
list.appendChild(reply)
sum += 1
},2000)
if(sum > 8){
list.innerHTML = ""
sum = 0
}
}
</script>
</body>
</html>点击 "运行实例" 按钮查看在线实例
手抄代码
